1604653036 has 12 divisors (see below), whose sum is σ = 3209306128. Its totient is φ = 687708432.

The previous prime is 1604653033. The next prime is 1604653091. The reversal of 1604653036 is 6303564061.

1604653036 is an admirable number.

It is a super-2 number, since 2×1604653036² = 5149822731888034592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1604652992 and 1604653010.

It is not an unprimeable number, because it can be changed into a prime (1604653033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28654491 + ... + 28654546.

Almost surely, 2^1604653036 is an apocalyptic number.

It is an amenable number.

1604653036 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1604653036 is a wasteful number, since it uses less digits than its factorization.

1604653036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57309048 (or 57309046 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 1604653036 is about 40058.1207247669. The cubic root of 1604653036 is about 1170.7397946248.

The spelling of 1604653036 in words is "one billion, six hundred four million, six hundred fifty-three thousand, thirty-six".