34157320 has 16 divisors (see below), whose sum is σ = 76854060. Its totient is φ = 13662912.

The previous prime is 34157311. The next prime is 34157353. The reversal of 34157320 is 2375143.

It can be written as a sum of positive squares in 2 ways, for example, as 34082244 + 75076 = 5838^2 + 274^2 .

It is a super-3 number, since 3×34157320³ (a number of 24 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 426927 + ... + 427006.

Almost surely, 2^34157320 is an apocalyptic number.

It is an amenable number.

34157320 is an abundant number, since it is smaller than the sum of its proper divisors (42696740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34157320 is a wasteful number, since it uses less digits than its factorization.

34157320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 853944 (or 853940 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 34157320 is about 5844.4264047039. The cubic root of 34157320 is about 324.4600739258.

The spelling of 34157320 in words is "thirty-four million, one hundred fifty-seven thousand, three hundred twenty".