630044325 has 72 divisors (see below), whose sum is σ = 1202332768. Its totient is φ = 326825280.

The previous prime is 630044309. The next prime is 630044357. The reversal of 630044325 is 523440036.

630044325 is a `hidden beast` number, since 630 + 0 + 4 + 4 + 3 + 25 = 666.

It is not a de Polignac number, because 630044325 - 2⁴ = 630044309 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 71 ways as a sum of consecutive naturals, for example, 223374 + ... + 226176.

Almost surely, 2^630044325 is an apocalyptic number.

It is an amenable number.

630044325 is a deficient number, since it is larger than the sum of its proper divisors (572288443).

630044325 is a wasteful number, since it uses less digits than its factorization.

630044325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2865 (or 2848 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 630044325 is about 25100.6837556271. The cubic root of 630044325 is about 857.2819925922.

It can be divided in two parts, 6300 and 44325, that added together give a 4-th power (50625 = 15⁴).

The spelling of 630044325 in words is "six hundred thirty million, forty-four thousand, three hundred twenty-five".