34430657 has 4 divisors (see below), whose sum is σ = 34995156. Its totient is φ = 33866160.

The previous prime is 34430651. The next prime is 34430681. The reversal of 34430657 is 75603443.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 16248961 + 18181696 = 4031^2 + 4264^2 .

It is a cyclic number.

It is not a de Polignac number, because 34430657 - 2²⁰ = 33382081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34430651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 282158 + ... + 282279.

It is an arithmetic number, because the mean of its divisors is an integer number (8748789).

Almost surely, 2^34430657 is an apocalyptic number.

It is an amenable number.

34430657 is a deficient number, since it is larger than the sum of its proper divisors (564499).

34430657 is an equidigital number, since it uses as much as digits as its factorization.

34430657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564498.

The product of its (nonzero) digits is 30240, while the sum is 32.

The square root of 34430657 is about 5867.7642249838. The cubic root of 34430657 is about 325.3232507690.

The spelling of 34430657 in words is "thirty-four million, four hundred thirty thousand, six hundred fifty-seven".