853630725 has 48 divisors (see below), whose sum is σ = 1461684224. Its totient is φ = 439128000.

The previous prime is 853630709. The next prime is 853630751. The reversal of 853630725 is 527036358.

853630725 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 853630725 - 2⁴ = 853630709 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1327254 + ... + 1327896.

Almost surely, 2^853630725 is an apocalyptic number.

It is an amenable number.

853630725 is a deficient number, since it is larger than the sum of its proper divisors (608053499).

853630725 is a wasteful number, since it uses less digits than its factorization.

853630725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1258 (or 1253 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 39.

The square root of 853630725 is about 29216.9595440730. The cubic root of 853630725 is about 948.6150549025.

The spelling of 853630725 in words is "eight hundred fifty-three million, six hundred thirty thousand, seven hundred twenty-five".