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34284969 = 3210934949
BaseRepresentation
bin1000001011001…
…0010110101001
32101111212010200
42002302112221
532234104334
63222502413
7564263115
oct202622651
971455120
1034284969
1118397894
12b594a09
137145484
1447a6745
153023799
hex20b25a9

34284969 has 12 divisors (see below), whose sum is σ = 49978500. Its totient is φ = 22646304.

The previous prime is 34284919. The next prime is 34285001. The reversal of 34284969 is 96948243.

It can be written as a sum of positive squares in 2 ways, for example, as 10810944 + 23474025 = 3288^2 + 4845^2 .

It is not a de Polignac number, because 34284969 - 29 = 34284457 is a prime.

It is a super-2 number, since 2×342849692 = 2350918198661922, which contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (34284919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16494 + ... + 18455.

It is an arithmetic number, because the mean of its divisors is an integer number (4164875).

Almost surely, 234284969 is an apocalyptic number.

It is an amenable number.

34284969 is a deficient number, since it is larger than the sum of its proper divisors (15693531).

34284969 is a wasteful number, since it uses less digits than its factorization.

34284969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35064 (or 35061 counting only the distinct ones).

The product of its digits is 373248, while the sum is 45.

The square root of 34284969 is about 5855.3367964618. The cubic root of 34284969 is about 324.8637503832.

It can be divided in two parts, 34284 and 969, that added together give a palindrome (35253).

The spelling of 34284969 in words is "thirty-four million, two hundred eighty-four thousand, nine hundred sixty-nine".

Divisors: 1 3 9 109 327 981 34949 104847 314541 3809441 11428323 34284969