104131776 has 56 divisors (see below), whose sum is σ = 314878720. Its totient is φ = 29751552.

The previous prime is 104131757. The next prime is 104131777. The reversal of 104131776 is 677131401.

It is a tau number, because it is divible by the number of its divisors (56).

It is not an unprimeable number, because it can be changed into a prime (104131777) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37396 + ... + 40083.

Almost surely, 2^104131776 is an apocalyptic number.

104131776 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

104131776 is an abundant number, since it is smaller than the sum of its proper divisors (210746944).

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

104131776 is an equidigital number, since it uses as much as digits as its factorization.

104131776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77501 (or 77491 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 30.

The square root of 104131776 is about 10204.4978318387. The cubic root of 104131776 is about 470.4654751750.

The spelling of 104131776 in words is "one hundred four million, one hundred thirty-one thousand, seven hundred seventy-six".