55971598 has 8 divisors (see below), whose sum is σ = 84026880. Its totient is φ = 27962640.

The previous prime is 55971583. The next prime is 55971611. The reversal of 55971598 is 89517955.

55971598 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8383 + ... + 13498.

It is an arithmetic number, because the mean of its divisors is an integer number (10503360).

Almost surely, 2^55971598 is an apocalyptic number.

55971598 is a deficient number, since it is larger than the sum of its proper divisors (28055282).

55971598 is a wasteful number, since it uses less digits than its factorization.

55971598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23162.

The product of its digits is 567000, while the sum is 49.

The square root of 55971598 is about 7481.4168444219. The cubic root of 55971598 is about 382.5215457697.

The spelling of 55971598 in words is "fifty-five million, nine hundred seventy-one thousand, five hundred ninety-eight".