920816500 has 48 divisors (see below), whose sum is σ = 2098526976. Its totient is φ = 352308000.

The previous prime is 920816483. The next prime is 920816563. The reversal of 920816500 is 5618029.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28536 + ... + 51535.

It is an arithmetic number, because the mean of its divisors is an integer number (43719312).

Almost surely, 2^920816500 is an apocalyptic number.

It is an amenable number.

920816500 is an abundant number, since it is smaller than the sum of its proper divisors (1177710476).

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

920816500 is a wasteful number, since it uses less digits than its factorization.

920816500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80113 (or 80101 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 920816500 is about 30344.9583950942. The cubic root of 920816500 is about 972.8764653368.

The spelling of 920816500 in words is "nine hundred twenty million, eight hundred sixteen thousand, five hundred".