634862892 has 48 divisors (see below), whose sum is σ = 1595099520. Its totient is φ = 195793152.

The previous prime is 634862873. The next prime is 634862897. The reversal of 634862892 is 298268436.

It is not an unprimeable number, because it can be changed into a prime (634862897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14338 + ... + 38409.

It is an arithmetic number, because the mean of its divisors is an integer number (33231240).

Almost surely, 2^634862892 is an apocalyptic number.

It is an amenable number.

634862892 is an abundant number, since it is smaller than the sum of its proper divisors (960236628).

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

634862892 is a wasteful number, since it uses less digits than its factorization.

634862892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52830 (or 52828 counting only the distinct ones).

The product of its digits is 995328, while the sum is 48.

The square root of 634862892 is about 25196.4857073363. The cubic root of 634862892 is about 859.4619367291.

The spelling of 634862892 in words is "six hundred thirty-four million, eight hundred sixty-two thousand, eight hundred ninety-two".