620364 has 24 divisors (see below), whose sum is σ = 1533168. Its totient is φ = 194560.

The previous prime is 620363. The next prime is 620377. The reversal of 620364 is 463026.

It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 620364.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 620364.

It is not an unprimeable number, because it can be changed into a prime (620363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1317 + ... + 1724.

It is an arithmetic number, because the mean of its divisors is an integer number (63882).

2⁶²⁰³⁶⁴ is an apocalyptic number.

It is an amenable number.

620364 is an abundant number, since it is smaller than the sum of its proper divisors (912804).

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

620364 is a wasteful number, since it uses less digits than its factorization.

620364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3065 (or 3063 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 620364 is about 787.6318937169. The cubic root of 620364 is about 85.2868738527.

The spelling of 620364 in words is "six hundred twenty thousand, three hundred sixty-four".