632651676 has 12 divisors (see below), whose sum is σ = 1476187272. Its totient is φ = 210883888.

The previous prime is 632651633. The next prime is 632651687. The reversal of 632651676 is 676156236.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26360475 + ... + 26360498.

It is an arithmetic number, because the mean of its divisors is an integer number (123015606).

Almost surely, 2^632651676 is an apocalyptic number.

It is an amenable number.

632651676 is an abundant number, since it is smaller than the sum of its proper divisors (843535596).

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

632651676 is a wasteful number, since it uses less digits than its factorization.

632651676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52720980 (or 52720978 counting only the distinct ones).

The product of its digits is 272160, while the sum is 42.

The square root of 632651676 is about 25152.5679802282. The cubic root of 632651676 is about 858.4629458671.

The spelling of 632651676 in words is "six hundred thirty-two million, six hundred fifty-one thousand, six hundred seventy-six".