115377472 has 28 divisors (see below), whose sum is σ = 261660640. Its totient is φ = 49447296.

The previous prime is 115377467. The next prime is 115377491. The reversal of 115377472 is 274773511.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (28).

It is a super-2 number, since 2×115377472² = 26623922090221568, 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 3 ways as a sum of consecutive naturals, for example, 128322 + ... + 129217.

Almost surely, 2^115377472 is an apocalyptic number.

It is an amenable number.

115377472 is an abundant number, since it is smaller than the sum of its proper divisors (146283168).

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

115377472 is an equidigital number, since it uses as much as digits as its factorization.

115377472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257558 (or 257548 counting only the distinct ones).

The product of its digits is 41160, while the sum is 37.

The square root of 115377472 is about 10741.3905989867. The cubic root of 115377472 is about 486.8258973135.

The spelling of 115377472 in words is "one hundred fifteen million, three hundred seventy-seven thousand, four hundred seventy-two".