664062060 has 48 divisors (see below), whose sum is σ = 1898942976. Its totient is φ = 173314752.

The previous prime is 664062017. The next prime is 664062073. The reversal of 664062060 is 60260466.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 114922 + ... + 120561.

It is an arithmetic number, because the mean of its divisors is an integer number (39561312).

Almost surely, 2^664062060 is an apocalyptic number.

664062060 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

664062060 is an abundant number, since it is smaller than the sum of its proper divisors (1234880916).

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

664062060 is a wasteful number, since it uses less digits than its factorization.

664062060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235542 (or 235540 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 664062060 is about 25769.4016228550. The cubic root of 664062060 is about 872.4413131737.

The spelling of 664062060 in words is "six hundred sixty-four million, sixty-two thousand, sixty".