55397174 has 8 divisors (see below), whose sum is σ = 94966608. Its totient is φ = 23741640.

The previous prime is 55397131. The next prime is 55397189. The reversal of 55397174 is 47179355.

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, 1978457 + ... + 1978484.

It is an arithmetic number, because the mean of its divisors is an integer number (11870826).

Almost surely, 2^55397174 is an apocalyptic number.

55397174 is a deficient number, since it is larger than the sum of its proper divisors (39569434).

55397174 is a wasteful number, since it uses less digits than its factorization.

55397174 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3956950.

The product of its digits is 132300, while the sum is 41.

The square root of 55397174 is about 7442.9277841452. The cubic root of 55397174 is about 381.2084658149.

The spelling of 55397174 in words is "fifty-five million, three hundred ninety-seven thousand, one hundred seventy-four".