55766867 has 8 divisors (see below), whose sum is σ = 60456480. Its totient is φ = 51134400.

The previous prime is 55766849. The next prime is 55766869. The reversal of 55766867 is 76866755.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 55766867 - 2⁸ = 55766611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55766869) 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, 12242 + ... + 16167.

It is an arithmetic number, because the mean of its divisors is an integer number (7557060).

Almost surely, 2^55766867 is an apocalyptic number.

55766867 is a deficient number, since it is larger than the sum of its proper divisors (4689613).

55766867 is a wasteful number, since it uses less digits than its factorization.

55766867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28573.

The product of its digits is 2116800, while the sum is 50.

The square root of 55766867 is about 7467.7216739779. The cubic root of 55766867 is about 382.0545845448.

The spelling of 55766867 in words is "fifty-five million, seven hundred sixty-six thousand, eight hundred sixty-seven".