1604980612 has 12 divisors (see below), whose sum is σ = 2811160156. Its totient is φ = 801792000.

The previous prime is 1604980607. The next prime is 1604980613. The reversal of 1604980612 is 2160894061.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1398311236 + 206669376 = 37394^2 + 14376^2 .

It is not an unprimeable number, because it can be changed into a prime (1604980613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 169389 + ... + 178612.

Almost surely, 2^1604980612 is an apocalyptic number.

It is an amenable number.

1604980612 is a deficient number, since it is larger than the sum of its proper divisors (1206179544).

1604980612 is a wasteful number, since it uses less digits than its factorization.

1604980612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349158 (or 349156 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 1604980612 is about 40062.2092750762. The cubic root of 1604980612 is about 1170.8194546628.

The spelling of 1604980612 in words is "one billion, six hundred four million, nine hundred eighty thousand, six hundred twelve".