115294440 has 64 divisors (see below), whose sum is σ = 347031360. Its totient is φ = 30643200.

The previous prime is 115294433. The next prime is 115294457. The reversal of 115294440 is 44492511.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 115294398 and 115294407.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39015 + ... + 41865.

It is an arithmetic number, because the mean of its divisors is an integer number (5422365).

Almost surely, 2^115294440 is an apocalyptic number.

115294440 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 115294440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (173515680).

115294440 is an abundant number, since it is smaller than the sum of its proper divisors (231736920).

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

115294440 is a wasteful number, since it uses less digits than its factorization.

115294440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3202 (or 3198 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 115294440 is about 10737.5248544532. The cubic root of 115294440 is about 486.7090870219.

The spelling of 115294440 in words is "one hundred fifteen million, two hundred ninety-four thousand, four hundred forty".