55937767 has 16 divisors (see below), whose sum is σ = 60480000. Its totient is φ = 51577344.

The previous prime is 55937759. The next prime is 55937789. The reversal of 55937767 is 76773955.

It is a cyclic number.

It is not a de Polignac number, because 55937767 - 2³ = 55937759 is a prime.

It is a Duffinian number.

Its product of digits (1389150) is a multiple of the sum of its prime divisors (630).

It is a self number, because there is not a number n which added to its sum of digits gives 55937767.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55937267) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124359 + ... + 124807.

It is an arithmetic number, because the mean of its divisors is an integer number (3780000).

Almost surely, 2^55937767 is an apocalyptic number.

55937767 is a deficient number, since it is larger than the sum of its proper divisors (4542233).

55937767 is a wasteful number, since it uses less digits than its factorization.

55937767 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630.

The product of its digits is 1389150, while the sum is 49.

The square root of 55937767 is about 7479.1555004559. The cubic root of 55937767 is about 382.4444608725. Note that the first 4 decimals are identical.

The spelling of 55937767 in words is "fifty-five million, nine hundred thirty-seven thousand, seven hundred sixty-seven".