56073724 has 24 divisors (see below), whose sum is σ = 117024768. Its totient is φ = 22986480.

The previous prime is 56073683. The next prime is 56073727. The reversal of 56073724 is 42737065.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 56073724.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56073727) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42892 + ... + 44179.

It is an arithmetic number, because the mean of its divisors is an integer number (4876032).

Almost surely, 2^56073724 is an apocalyptic number.

It is an amenable number.

56073724 is an abundant number, since it is smaller than the sum of its proper divisors (60951044).

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

56073724 is a wasteful number, since it uses less digits than its factorization.

56073724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87105 (or 87103 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 34.

The square root of 56073724 is about 7488.2390453297. The cubic root of 56073724 is about 382.7540545254.

The spelling of 56073724 in words is "fifty-six million, seventy-three thousand, seven hundred twenty-four".