462632640 has 56 divisors (see below), whose sum is σ = 1468861680. Its totient is φ = 123368448.

The previous prime is 462632617. The next prime is 462632659. The reversal of 462632640 is 46236264.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239995 + ... + 241914.

Almost surely, 2^462632640 is an apocalyptic number.

462632640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

462632640 is an abundant number, since it is smaller than the sum of its proper divisors (1006229040).

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

462632640 is a wasteful number, since it uses less digits than its factorization.

462632640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481929 (or 481919 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 33.

The square root of 462632640 is about 21508.8967638975. The cubic root of 462632640 is about 773.4141083549.

The spelling of 462632640 in words is "four hundred sixty-two million, six hundred thirty-two thousand, six hundred forty".