629650625 has 10 divisors (see below), whose sum is σ = 786812202. Its totient is φ = 503720000.

The previous prime is 629650613. The next prime is 629650631. The reversal of 629650625 is 526056926.

It can be written as a sum of positive squares in 5 ways, for example, as 244078129 + 385572496 = 15623^2 + 19636^2 .

It is not a de Polignac number, because 629650625 - 2¹⁴ = 629634241 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 503096 + ... + 504345.

Almost surely, 2^629650625 is an apocalyptic number.

It is an amenable number.

629650625 is a deficient number, since it is larger than the sum of its proper divisors (157161577).

629650625 is an equidigital number, since it uses as much as digits as its factorization.

629650625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1007461 (or 1007446 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 41.

The square root of 629650625 is about 25092.8401142637. The cubic root of 629650625 is about 857.1033902132.

The spelling of 629650625 in words is "six hundred twenty-nine million, six hundred fifty thousand, six hundred twenty-five".