115307400 has 96 divisors (see below), whose sum is σ = 384975360. Its totient is φ = 28381440.

The previous prime is 115307399. The next prime is 115307407. The reversal of 115307400 is 4703511.

It is not an unprimeable number, because it can be changed into a prime (115307407) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 409 + ... + 15191.

It is an arithmetic number, because the mean of its divisors is an integer number (4010160).

Almost surely, 2^115307400 is an apocalyptic number.

115307400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115307400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (192487680).

115307400 is an abundant number, since it is smaller than the sum of its proper divisors (269667960).

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

115307400 is a wasteful number, since it uses less digits than its factorization.

115307400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14815 (or 14806 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 115307400 is about 10738.1283285310. The cubic root of 115307400 is about 486.7273229791.

The spelling of 115307400 in words is "one hundred fifteen million, three hundred seven thousand, four hundred".