1600804040 has 64 divisors (see below), whose sum is σ = 4056030720. Its totient is φ = 563328000.

The previous prime is 1600804027. The next prime is 1600804057. The reversal of 1600804040 is 404080061.

It is a happy number.

It is a super-3 number, since 3×1600804040³ (a number of 29 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1600803997 and 1600804015.

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, 45041 + ... + 72320.

It is an arithmetic number, because the mean of its divisors is an integer number (63375480).

Almost surely, 2^1600804040 is an apocalyptic number.

1600804040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1600804040 is an abundant number, since it is smaller than the sum of its proper divisors (2455226680).

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

1600804040 is a wasteful number, since it uses less digits than its factorization.

1600804040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117414 (or 117410 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 1600804040 is about 40010.0492376603. The cubic root of 1600804040 is about 1169.8029814114.

The spelling of 1600804040 in words is "one billion, six hundred million, eight hundred four thousand, forty".