34479257 has 8 divisors (see below), whose sum is σ = 34854816. Its totient is φ = 34106112.

The previous prime is 34479217. The next prime is 34479293. The reversal of 34479257 is 75297443.

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

It is a cyclic number.

It is not a de Polignac number, because 34479257 - 2¹⁰ = 34478233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34479217) 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 7 ways as a sum of consecutive naturals, for example, 43418 + ... + 44204.

It is an arithmetic number, because the mean of its divisors is an integer number (4356852).

Almost surely, 2^34479257 is an apocalyptic number.

It is an amenable number.

34479257 is a deficient number, since it is larger than the sum of its proper divisors (375559).

34479257 is a wasteful number, since it uses less digits than its factorization.

34479257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1207.

The product of its digits is 211680, while the sum is 41.

The square root of 34479257 is about 5871.9040353194. The cubic root of 34479257 is about 325.4762469463.

The spelling of 34479257 in words is "thirty-four million, four hundred seventy-nine thousand, two hundred fifty-seven".