115404 has 24 divisors (see below), whose sum is σ = 275520. Its totient is φ = 37584.

The previous prime is 115399. The next prime is 115421. The reversal of 115404 is 404511.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 627 + ... + 789.

It is an arithmetic number, because the mean of its divisors is an integer number (11480).

2¹¹⁵⁴⁰⁴ is an apocalyptic number.

It is an amenable number.

115404 is an abundant number, since it is smaller than the sum of its proper divisors (160116).

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

115404 is a wasteful number, since it uses less digits than its factorization.

115404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229 (or 227 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 115404 is about 339.7116424263. The cubic root of 115404 is about 48.6863205370.

Adding to 115404 its reverse (404511), we get a palindrome (519915).

The spelling of 115404 in words is "one hundred fifteen thousand, four hundred four".