55930774 has 4 divisors (see below), whose sum is σ = 83896164. Its totient is φ = 27965386.

The previous prime is 55930753. The next prime is 55930781. The reversal of 55930774 is 47703955.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13982692 + ... + 13982695.

It is an arithmetic number, because the mean of its divisors is an integer number (20974041).

Almost surely, 2^55930774 is an apocalyptic number.

55930774 is a deficient number, since it is larger than the sum of its proper divisors (27965390).

55930774 is a wasteful number, since it uses less digits than its factorization.

55930774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27965389.

The product of its (nonzero) digits is 132300, while the sum is 40.

The square root of 55930774 is about 7478.6879865388. The cubic root of 55930774 is about 382.4285232469.

The spelling of 55930774 in words is "fifty-five million, nine hundred thirty thousand, seven hundred seventy-four".