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34829421 = 3111055437
BaseRepresentation
bin1000010011011…
…1010001101101
32102112111222120
42010313101231
532404020141
63242303153
7602021334
oct204672155
972474876
1034829421
1118729950
12b7b7ab9
1372a6233
1448a8d1b
1530cec66
hex213746d

34829421 has 8 divisors (see below), whose sum is σ = 50661024. Its totient is φ = 21108720.

The previous prime is 34829419. The next prime is 34829449. The reversal of 34829421 is 12492843.

34829421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 34829421 - 21 = 34829419 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 1055437 = 34829421 / (3 + 4 + 8 + 2 + 9 + 4 + 2 + 1).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34821421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 527686 + ... + 527751.

It is an arithmetic number, because the mean of its divisors is an integer number (6332628).

Almost surely, 234829421 is an apocalyptic number.

It is an amenable number.

34829421 is a deficient number, since it is larger than the sum of its proper divisors (15831603).

34829421 is a wasteful number, since it uses less digits than its factorization.

34829421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1055451.

The product of its digits is 13824, while the sum is 33.

The square root of 34829421 is about 5901.6456179611. The cubic root of 34829421 is about 326.5743604019.

The spelling of 34829421 in words is "thirty-four million, eight hundred twenty-nine thousand, four hundred twenty-one".

Divisors: 1 3 11 33 1055437 3166311 11609807 34829421