55954942 has 4 divisors (see below), whose sum is σ = 83932416. Its totient is φ = 27977470.

The previous prime is 55954931. The next prime is 55954963. The reversal of 55954942 is 24945955.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13988734 + ... + 13988737.

It is an arithmetic number, because the mean of its divisors is an integer number (20983104).

Almost surely, 2^55954942 is an apocalyptic number.

55954942 is a deficient number, since it is larger than the sum of its proper divisors (27977474).

55954942 is a wasteful number, since it uses less digits than its factorization.

55954942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27977473.

The product of its digits is 324000, while the sum is 43.

The square root of 55954942 is about 7480.3036034642. The cubic root of 55954942 is about 382.4835984822.

The spelling of 55954942 in words is "fifty-five million, nine hundred fifty-four thousand, nine hundred forty-two".