116569404 has 36 divisors (see below), whose sum is σ = 336756784. Its totient is φ = 33305472.

The previous prime is 116569403. The next prime is 116569417. The reversal of 116569404 is 404965611.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116569403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 231037 + ... + 231540.

Almost surely, 2^116569404 is an apocalyptic number.

116569404 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

116569404 is an abundant number, since it is smaller than the sum of its proper divisors (220187380).

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

116569404 is a wasteful number, since it uses less digits than its factorization.

116569404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462594 (or 462589 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 116569404 is about 10796.7311719798. The cubic root of 116569404 is about 488.4965775202.

The spelling of 116569404 in words is "one hundred sixteen million, five hundred sixty-nine thousand, four hundred four".