662057020 has 48 divisors (see below), whose sum is σ = 1409059008. Its totient is φ = 261273600.

The previous prime is 662057017. The next prime is 662057059. The reversal of 662057020 is 20750266.

662057020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 662057020.

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, 983404 + ... + 984076.

It is an arithmetic number, because the mean of its divisors is an integer number (29355396).

Almost surely, 2^662057020 is an apocalyptic number.

It is an amenable number.

662057020 is an abundant number, since it is smaller than the sum of its proper divisors (747001988).

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

662057020 is a wasteful number, since it uses less digits than its factorization.

662057020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1270 (or 1268 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 662057020 is about 25730.4687092948. The cubic root of 662057020 is about 871.5623575452.

The spelling of 662057020 in words is "six hundred sixty-two million, fifty-seven thousand, twenty".