920986 has 8 divisors (see below), whose sum is σ = 1507104. Its totient is φ = 418620.

The previous prime is 920971. The next prime is 920999. The reversal of 920986 is 689029.

920986 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent 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, 20910 + ... + 20953.

It is an arithmetic number, because the mean of its divisors is an integer number (188388).

2⁹²⁰⁹⁸⁶ is an apocalyptic number.

920986 is a deficient number, since it is larger than the sum of its proper divisors (586118).

920986 is a wasteful number, since it uses less digits than its factorization.

920986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41876.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 920986 is about 959.6801550517. The cubic root of 920986 is about 97.2936156000.

The spelling of 920986 in words is "nine hundred twenty thousand, nine hundred eighty-six".