34130856 has 16 divisors (see below), whose sum is σ = 85327200. Its totient is φ = 11376944.

The previous prime is 34130813. The next prime is 34130857. The reversal of 34130856 is 65803143.

It is not an unprimeable number, because it can be changed into a prime (34130857) 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, 711036 + ... + 711083.

It is an arithmetic number, because the mean of its divisors is an integer number (5332950).

Almost surely, 2^34130856 is an apocalyptic number.

It is an amenable number.

34130856 is an abundant number, since it is smaller than the sum of its proper divisors (51196344).

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

34130856 is a wasteful number, since it uses less digits than its factorization.

34130856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1422128 (or 1422124 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 34130856 is about 5842.1619286014. The cubic root of 34130856 is about 324.3762585106.

Adding to 34130856 its reverse (65803143), we get a palindrome (99933999).

The spelling of 34130856 in words is "thirty-four million, one hundred thirty thousand, eight hundred fifty-six".