55886906 has 8 divisors (see below), whose sum is σ = 83884800. Its totient is φ = 27925308.

The previous prime is 55886899. The next prime is 55886933. The reversal of 55886906 is 60968855.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4826 + ... + 11621.

It is an arithmetic number, because the mean of its divisors is an integer number (10485600).

Almost surely, 2^55886906 is an apocalyptic number.

55886906 is a deficient number, since it is larger than the sum of its proper divisors (27997894).

55886906 is a wasteful number, since it uses less digits than its factorization.

55886906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18148.

The product of its (nonzero) digits is 518400, while the sum is 47.

The square root of 55886906 is about 7475.7545438571. The cubic root of 55886906 is about 382.3285141272.

The spelling of 55886906 in words is "fifty-five million, eight hundred eighty-six thousand, nine hundred six".