920984 has 8 divisors (see below), whose sum is σ = 1726860. Its totient is φ = 460488.

The previous prime is 920971. The next prime is 920999. The reversal of 920984 is 489029.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 920984.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 920984.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57554 + ... + 57569.

2⁹²⁰⁹⁸⁴ is an apocalyptic number.

It is an amenable number.

920984 is a deficient number, since it is larger than the sum of its proper divisors (805876).

920984 is a wasteful number, since it uses less digits than its factorization.

920984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115129 (or 115125 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 920984 is about 959.6791130373. The cubic root of 920984 is about 97.2935451728.

The spelling of 920984 in words is "nine hundred twenty thousand, nine hundred eighty-four".