55573198 has 8 divisors (see below), whose sum is σ = 86984208. Its totient is φ = 26578464.

The previous prime is 55573183. The next prime is 55573237. The reversal of 55573198 is 89137555.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 604011 + ... + 604102.

It is an arithmetic number, because the mean of its divisors is an integer number (10873026).

Almost surely, 2^55573198 is an apocalyptic number.

55573198 is a deficient number, since it is larger than the sum of its proper divisors (31411010).

55573198 is a wasteful number, since it uses less digits than its factorization.

55573198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1208138.

The product of its digits is 189000, while the sum is 43.

The square root of 55573198 is about 7454.7433222077. The cubic root of 55573198 is about 381.6118010245.

The spelling of 55573198 in words is "fifty-five million, five hundred seventy-three thousand, one hundred ninety-eight".