2632638972 has 48 divisors (see below), whose sum is σ = 6786968832. Its totient is φ = 790014720.

The previous prime is 2632638971. The next prime is 2632638977. The reversal of 2632638972 is 2798362362.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2632638971) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 275854 + ... + 285237.

It is an arithmetic number, because the mean of its divisors is an integer number (141395184).

Almost surely, 2^2632638972 is an apocalyptic number.

It is an amenable number.

2632638972 is an abundant number, since it is smaller than the sum of its proper divisors (4154329860).

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

2632638972 is a wasteful number, since it uses less digits than its factorization.

2632638972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561138 (or 561136 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 48.

The square root of 2632638972 is about 51309.2484061110. The cubic root of 2632638972 is about 1380.7989093869.

The spelling of 2632638972 in words is "two billion, six hundred thirty-two million, six hundred thirty-eight thousand, nine hundred seventy-two".