630582912 has 96 divisors (see below), whose sum is σ = 1821499680. Its totient is φ = 209392128.

The previous prime is 630582907. The next prime is 630582913. The reversal of 630582912 is 219285036.

630582912 is a `hidden beast` number, since 63 + 0 + 582 + 9 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (630582913) 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, 352773 + ... + 354555.

It is an arithmetic number, because the mean of its divisors is an integer number (18973955).

Almost surely, 2^630582912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 630582912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (910749840).

630582912 is an abundant number, since it is smaller than the sum of its proper divisors (1190916768).

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

630582912 is a wasteful number, since it uses less digits than its factorization.

630582912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2110 (or 2095 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 630582912 is about 25111.4099962547. The cubic root of 630582912 is about 857.5262026236.

The spelling of 630582912 in words is "six hundred thirty million, five hundred eighty-two thousand, nine hundred twelve".