361994964 has 24 divisors (see below), whose sum is σ = 849841440. Its totient is φ = 119924064.

The previous prime is 361994959. The next prime is 361994993. The reversal of 361994964 is 469499163.

It is a super-2 number, since 2×361994964² = 262080707922722592, which contains 22 as substring.

It is a congruent number.

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, 90579 + ... + 94490.

It is an arithmetic number, because the mean of its divisors is an integer number (35410060).

Almost surely, 2^361994964 is an apocalyptic number.

It is an amenable number.

361994964 is an abundant number, since it is smaller than the sum of its proper divisors (487846476).

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

361994964 is a wasteful number, since it uses less digits than its factorization.

361994964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185239 (or 185237 counting only the distinct ones).

The product of its digits is 1259712, while the sum is 51.

The square root of 361994964 is about 19026.1652468384. The cubic root of 361994964 is about 712.6902918016.

The spelling of 361994964 in words is "three hundred sixty-one million, nine hundred ninety-four thousand, nine hundred sixty-four".