632491002 has 48 divisors (see below), whose sum is σ = 1609983648. Its totient is φ = 176919840.

The previous prime is 632490973. The next prime is 632491003. The reversal of 632491002 is 200194236.

It is a super-2 number, since 2×632491002² = 800089735221928008, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (632491003) 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 23 ways as a sum of consecutive naturals, for example, 120288 + ... + 125435.

It is an arithmetic number, because the mean of its divisors is an integer number (33541326).

Almost surely, 2^632491002 is an apocalyptic number.

632491002 is an abundant number, since it is smaller than the sum of its proper divisors (977492646).

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

632491002 is a wasteful number, since it uses less digits than its factorization.

632491002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245755 (or 245752 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 632491002 is about 25149.3737894207. The cubic root of 632491002 is about 858.3902653495.

The spelling of 632491002 in words is "six hundred thirty-two million, four hundred ninety-one thousand, two".