634039076 has 12 divisors (see below), whose sum is σ = 1210438320. Its totient is φ = 288199560.

The previous prime is 634039073. The next prime is 634039079. The reversal of 634039076 is 670930436.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (634039073) and next prime (634039079).

It is not an unprimeable number, because it can be changed into a prime (634039073) 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, 7204946 + ... + 7205033.

It is an arithmetic number, because the mean of its divisors is an integer number (100869860).

Almost surely, 2^634039076 is an apocalyptic number.

It is an amenable number.

634039076 is a deficient number, since it is larger than the sum of its proper divisors (576399244).

634039076 is a wasteful number, since it uses less digits than its factorization.

634039076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14409994 (or 14409992 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 38.

The square root of 634039076 is about 25180.1325651792. The cubic root of 634039076 is about 859.0900217946.

The spelling of 634039076 in words is "six hundred thirty-four million, thirty-nine thousand, seventy-six".