36440725 has 12 divisors (see below), whose sum is σ = 45760960. Its totient is φ = 28782000.

The previous prime is 36440713. The next prime is 36440731. The reversal of 36440725 is 52704463.

It is not a de Polignac number, because 36440725 - 2⁵ = 36440693 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7251 + ... + 11200.

Almost surely, 2^36440725 is an apocalyptic number.

It is an amenable number.

36440725 is a deficient number, since it is larger than the sum of its proper divisors (9320235).

36440725 is a wasteful number, since it uses less digits than its factorization.

36440725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18540 (or 18535 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 36440725 is about 6036.6153596200. The cubic root of 36440725 is about 331.5347095354.

The spelling of 36440725 in words is "thirty-six million, four hundred forty thousand, seven hundred twenty-five".