630527352 has 256 divisors, whose sum is σ = 2047180800. Its totient is φ = 157386240.

The previous prime is 630527347. The next prime is 630527393. The reversal of 630527352 is 253725036.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4536099 + ... + 4536237.

It is an arithmetic number, because the mean of its divisors is an integer number (7996800).

Almost surely, 2^630527352 is an apocalyptic number.

630527352 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 630527352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1023590400).

630527352 is an abundant number, since it is smaller than the sum of its proper divisors (1416653448).

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

630527352 is a wasteful number, since it uses less digits than its factorization.

630527352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266 (or 262 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 33.

The square root of 630527352 is about 25110.3037018671. The cubic root of 630527352 is about 857.5010166387.

The spelling of 630527352 in words is "six hundred thirty million, five hundred twenty-seven thousand, three hundred fifty-two".