55174072 has 8 divisors (see below), whose sum is σ = 103451400. Its totient is φ = 27587032.

The previous prime is 55174051. The next prime is 55174087. The reversal of 55174072 is 27047155.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×55174072² = 6088356442122368, which contains 22 as substring.

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, 3448372 + ... + 3448387.

It is an arithmetic number, because the mean of its divisors is an integer number (12931425).

Almost surely, 2^55174072 is an apocalyptic number.

It is an amenable number.

55174072 is a deficient number, since it is larger than the sum of its proper divisors (48277328).

55174072 is a wasteful number, since it uses less digits than its factorization.

55174072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6896765 (or 6896761 counting only the distinct ones).

The product of its (nonzero) digits is 9800, while the sum is 31.

The square root of 55174072 is about 7427.9251477112. The cubic root of 55174072 is about 380.6960281254.

The spelling of 55174072 in words is "fifty-five million, one hundred seventy-four thousand, seventy-two".