630902100 has 36 divisors (see below), whose sum is σ = 1825410944. Its totient is φ = 168240480.

The previous prime is 630902057. The next prime is 630902101. The reversal of 630902100 is 1209036.

630902100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (630902101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1051204 + ... + 1051803.

Almost surely, 2^630902100 is an apocalyptic number.

630902100 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

630902100 is an abundant number, since it is smaller than the sum of its proper divisors (1194508844).

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

630902100 is a wasteful number, since it uses less digits than its factorization.

630902100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2103024 (or 2103017 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

The square root of 630902100 is about 25117.7646298392. The cubic root of 630902100 is about 857.6708655479.

The spelling of 630902100 in words is "six hundred thirty million, nine hundred two thousand, one hundred".