113405724 has 24 divisors (see below), whose sum is σ = 294015120. Its totient is φ = 37801872.

The previous prime is 113405717. The next prime is 113405797. The reversal of 113405724 is 427504311.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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, 524919 + ... + 525134.

It is an arithmetic number, because the mean of its divisors is an integer number (12250630).

Almost surely, 2^113405724 is an apocalyptic number.

It is an amenable number.

113405724 is an abundant number, since it is smaller than the sum of its proper divisors (180609396).

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

113405724 is a wasteful number, since it uses less digits than its factorization.

113405724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1050066 (or 1050058 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 113405724 is about 10649.2123652409. The cubic root of 113405724 is about 484.0367376435.

The spelling of 113405724 in words is "one hundred thirteen million, four hundred five thousand, seven hundred twenty-four".