55196858 has 8 divisors (see below), whose sum is σ = 87665652. Its totient is φ = 25974976.

The previous prime is 55196819. The next prime is 55196863. The reversal of 55196858 is 85869155.

It can be written as a sum of positive squares in 2 ways, for example, as 41306329 + 13890529 = 6427^2 + 3727^2 .

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, 811685 + ... + 811752.

Almost surely, 2^55196858 is an apocalyptic number.

55196858 is a deficient number, since it is larger than the sum of its proper divisors (32468794).

55196858 is a wasteful number, since it uses less digits than its factorization.

55196858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1623456.

The product of its digits is 432000, while the sum is 47.

The square root of 55196858 is about 7429.4587959016. The cubic root of 55196858 is about 380.7484280149.

The spelling of 55196858 in words is "fifty-five million, one hundred ninety-six thousand, eight hundred fifty-eight".