55731374 has 8 divisors (see below), whose sum is σ = 84337200. Its totient is φ = 27618976.

The previous prime is 55731371. The next prime is 55731409. The reversal of 55731374 is 47313755.

55731374 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55731371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123074 + ... + 123525.

It is an arithmetic number, because the mean of its divisors is an integer number (10542150).

Almost surely, 2^55731374 is an apocalyptic number.

55731374 is a deficient number, since it is larger than the sum of its proper divisors (28605826).

55731374 is a wasteful number, since it uses less digits than its factorization.

55731374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246714.

The product of its digits is 44100, while the sum is 35.

The square root of 55731374 is about 7465.3448681223. The cubic root of 55731374 is about 381.9735140578.

The spelling of 55731374 in words is "fifty-five million, seven hundred thirty-one thousand, three hundred seventy-four".