113242720 has 24 divisors (see below), whose sum is σ = 267536304. Its totient is φ = 45297024.

The previous prime is 113242699. The next prime is 113242751. The reversal of 113242720 is 27242311.

It is a junction number, because it is equal to n+sod(n) for n = 113242691 and 113242700.

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, 353724 + ... + 354043.

It is an arithmetic number, because the mean of its divisors is an integer number (11147346).

Almost surely, 2^113242720 is an apocalyptic number.

113242720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113242720 is an abundant number, since it is smaller than the sum of its proper divisors (154293584).

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

113242720 is an equidigital number, since it uses as much as digits as its factorization.

113242720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 707782 (or 707774 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 113242720 is about 10641.5562771617. The cubic root of 113242720 is about 483.8047159720.

The spelling of 113242720 in words is "one hundred thirteen million, two hundred forty-two thousand, seven hundred twenty".