1604246900 has 36 divisors (see below), whose sum is σ = 3593520000. Its totient is φ = 620997600.

The previous prime is 1604246899. The next prime is 1604246927. The reversal of 1604246900 is 96424061.

It is a happy number.

It is a super-2 number, since 2×1604246900² = 5147216232319220000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 255650 + ... + 261849.

It is an arithmetic number, because the mean of its divisors is an integer number (99820000).

Almost surely, 2^1604246900 is an apocalyptic number.

1604246900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1604246900 is an abundant number, since it is smaller than the sum of its proper divisors (1989273100).

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

1604246900 is a wasteful number, since it uses less digits than its factorization.

1604246900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517544 (or 517537 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 1604246900 is about 40053.0510697999. The cubic root of 1604246900 is about 1170.6410152861.

The spelling of 1604246900 in words is "one billion, six hundred four million, two hundred forty-six thousand, nine hundred".