55874724 has 12 divisors (see below), whose sum is σ = 130374384. Its totient is φ = 18624904.

The previous prime is 55874723. The next prime is 55874729. The reversal of 55874724 is 42747855.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (55874723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2328102 + ... + 2328125.

It is an arithmetic number, because the mean of its divisors is an integer number (10864532).

Almost surely, 2^55874724 is an apocalyptic number.

It is an amenable number.

55874724 is an abundant number, since it is smaller than the sum of its proper divisors (74499660).

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

55874724 is a wasteful number, since it uses less digits than its factorization.

55874724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4656234 (or 4656232 counting only the distinct ones).

The product of its digits is 313600, while the sum is 42.

The square root of 55874724 is about 7474.9397321985. The cubic root of 55874724 is about 382.3007326381.

The spelling of 55874724 in words is "fifty-five million, eight hundred seventy-four thousand, seven hundred twenty-four".