1662080604 has 24 divisors (see below), whose sum is σ = 3879335040. Its totient is φ = 553863024.

The previous prime is 1662080573. The next prime is 1662080621. The reversal of 1662080604 is 4060802661.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26007 + ... + 63249.

It is an arithmetic number, because the mean of its divisors is an integer number (161638960).

Almost surely, 2^1662080604 is an apocalyptic number.

It is an amenable number.

1662080604 is an abundant number, since it is smaller than the sum of its proper divisors (2217254436).

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

1662080604 is a wasteful number, since it uses less digits than its factorization.

1662080604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40969 (or 40967 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 1662080604 is about 40768.6227876292. The cubic root of 1662080604 is about 1184.5426268166.

The spelling of 1662080604 in words is "one billion, six hundred sixty-two million, eighty thousand, six hundred four".