361313256 has 32 divisors (see below), whose sum is σ = 942557760. Its totient is φ = 115201152.

The previous prime is 361313237. The next prime is 361313261. The reversal of 361313256 is 652313163.

It is a happy number.

It is a super-2 number, since 2×361313256² = 261094537922643072, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 326725 + ... + 327828.

It is an arithmetic number, because the mean of its divisors is an integer number (29454930).

Almost surely, 2^361313256 is an apocalyptic number.

It is an amenable number.

361313256 is an abundant number, since it is smaller than the sum of its proper divisors (581244504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

361313256 is a wasteful number, since it uses less digits than its factorization.

361313256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654585 (or 654581 counting only the distinct ones).

The product of its digits is 9720, while the sum is 30.

The square root of 361313256 is about 19008.2417913914. The cubic root of 361313256 is about 712.2426318219.

The spelling of 361313256 in words is "three hundred sixty-one million, three hundred thirteen thousand, two hundred fifty-six".