55926886 has 4 divisors (see below), whose sum is σ = 83890332. Its totient is φ = 27963442.

The previous prime is 55926881. The next prime is 55926887. The reversal of 55926886 is 68862955.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55926881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13981720 + ... + 13981723.

It is an arithmetic number, because the mean of its divisors is an integer number (20972583).

Almost surely, 2^55926886 is an apocalyptic number.

55926886 is a deficient number, since it is larger than the sum of its proper divisors (27963446).

55926886 is a wasteful number, since it uses less digits than its factorization.

55926886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27963445.

The product of its digits is 1036800, while the sum is 49.

The square root of 55926886 is about 7478.4280433792. The cubic root of 55926886 is about 382.4196615985.

The spelling of 55926886 in words is "fifty-five million, nine hundred twenty-six thousand, eight hundred eighty-six".