361616872 has 16 divisors (see below), whose sum is σ = 692458560. Its totient is φ = 176961264.

The previous prime is 361616869. The next prime is 361616887. The reversal of 361616872 is 278616163.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 480498 + ... + 481249.

It is an arithmetic number, because the mean of its divisors is an integer number (43278660).

Almost surely, 2^361616872 is an apocalyptic number.

It is an amenable number.

361616872 is a deficient number, since it is larger than the sum of its proper divisors (330841688).

361616872 is a wasteful number, since it uses less digits than its factorization.

361616872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 961800 (or 961796 counting only the distinct ones).

The product of its digits is 72576, while the sum is 40.

The square root of 361616872 is about 19016.2265447170. The cubic root of 361616872 is about 712.4420780656.

The spelling of 361616872 in words is "three hundred sixty-one million, six hundred sixteen thousand, eight hundred seventy-two".