55766894 has 4 divisors (see below), whose sum is σ = 83650344. Its totient is φ = 27883446.

The previous prime is 55766873. The next prime is 55766899. The reversal of 55766894 is 49866755.

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 (55766899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13941722 + ... + 13941725.

It is an arithmetic number, because the mean of its divisors is an integer number (20912586).

Almost surely, 2^55766894 is an apocalyptic number.

55766894 is a deficient number, since it is larger than the sum of its proper divisors (27883450).

55766894 is a wasteful number, since it uses less digits than its factorization.

55766894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27883449.

The product of its digits is 1814400, while the sum is 50.

The square root of 55766894 is about 7467.7234817580. The cubic root of 55766894 is about 382.0546462031.

The spelling of 55766894 in words is "fifty-five million, seven hundred sixty-six thousand, eight hundred ninety-four".