987366625 has 64 divisors (see below), whose sum is σ = 1471841280. Its totient is φ = 647001600.

The previous prime is 987366587. The next prime is 987366641. The reversal of 987366625 is 526663789.

It is not a de Polignac number, because 987366625 - 2⁹ = 987366113 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4237509 + ... + 4237741.

It is an arithmetic number, because the mean of its divisors is an integer number (22997520).

Almost surely, 2^987366625 is an apocalyptic number.

It is an amenable number.

987366625 is a deficient number, since it is larger than the sum of its proper divisors (484474655).

987366625 is a wasteful number, since it uses less digits than its factorization.

987366625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451 (or 441 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 52.

The square root of 987366625 is about 31422.3905042248. The cubic root of 987366625 is about 995.7710159043.

The spelling of 987366625 in words is "nine hundred eighty-seven million, three hundred sixty-six thousand, six hundred twenty-five".