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34497429 = 367171629
BaseRepresentation
bin1000001110011…
…0001110010101
32101220122120120
42003212032111
532312404204
63231222153
7566136411
oct203461625
971818516
1034497429
111852247a
12b677959
1371bb0a5
14481dd41
1530666d9
hex20e6395

34497429 has 8 divisors (see below), whose sum is σ = 46683360. Its totient is φ = 22654896.

The previous prime is 34497427. The next prime is 34497433. The reversal of 34497429 is 92479443.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 34497429 - 21 = 34497427 is a prime.

It is a super-3 number, since 3×344974293 (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34497427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85614 + ... + 86015.

It is an arithmetic number, because the mean of its divisors is an integer number (5835420).

Almost surely, 234497429 is an apocalyptic number.

It is an amenable number.

34497429 is a deficient number, since it is larger than the sum of its proper divisors (12185931).

34497429 is a wasteful number, since it uses less digits than its factorization.

34497429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171699.

The product of its digits is 217728, while the sum is 42.

The square root of 34497429 is about 5873.4512001037. The cubic root of 34497429 is about 325.5334167358.

It can be divided in two parts, 3449 and 7429, that added together give a triangular number (10878 = T147).

The spelling of 34497429 in words is "thirty-four million, four hundred ninety-seven thousand, four hundred twenty-nine".

Divisors: 1 3 67 201 171629 514887 11499143 34497429