630099325 has 6 divisors (see below), whose sum is σ = 781323194. Its totient is φ = 504079440.

The previous prime is 630099319. The next prime is 630099331. The reversal of 630099325 is 523990036.

It is an interprime number because it is at equal distance from previous prime (630099319) and next prime (630099331).

It can be written as a sum of positive squares in 3 ways, for example, as 8444836 + 621654489 = 2906^2 + 24933^2 .

It is not a de Polignac number, because 630099325 - 2²⁹ = 93228413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 12601962 + ... + 12602011.

Almost surely, 2^630099325 is an apocalyptic number.

It is an amenable number.

630099325 is a deficient number, since it is larger than the sum of its proper divisors (151223869).

630099325 is a wasteful number, since it uses less digits than its factorization.

630099325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25203983 (or 25203978 counting only the distinct ones).

The product of its (nonzero) digits is 43740, while the sum is 37.

The square root of 630099325 is about 25101.7793194028. The cubic root of 630099325 is about 857.3069374709.

It can be divided in two parts, 6300 and 99325, that added together give a square (105625 = 325²).

The spelling of 630099325 in words is "six hundred thirty million, ninety-nine thousand, three hundred twenty-five".