630526375 has 8 divisors (see below), whose sum is σ = 786897072. Its totient is φ = 504421000.

The previous prime is 630526289. The next prime is 630526387. The reversal of 630526375 is 573625036.

It is a happy number.

It is not a de Polignac number, because 630526375 - 2¹³ = 630518183 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 2521981 + ... + 2522230.

It is an arithmetic number, because the mean of its divisors is an integer number (98362134).

Almost surely, 2^630526375 is an apocalyptic number.

630526375 is a deficient number, since it is larger than the sum of its proper divisors (156370697).

630526375 is an equidigital number, since it uses as much as digits as its factorization.

630526375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5044226 (or 5044216 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 37.

The square root of 630526375 is about 25110.2842476942. The cubic root of 630526375 is about 857.5005737401.

The spelling of 630526375 in words is "six hundred thirty million, five hundred twenty-six thousand, three hundred seventy-five".