55279528 has 8 divisors (see below), whose sum is σ = 103649130. Its totient is φ = 27639760.

The previous prime is 55279513. The next prime is 55279559. The reversal of 55279528 is 82597255.

It can be written as a sum of positive squares in only one way, i.e., 51523684 + 3755844 = 7178^2 + 1938^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3454963 + ... + 3454978.

Almost surely, 2^55279528 is an apocalyptic number.

It is an amenable number.

55279528 is a deficient number, since it is larger than the sum of its proper divisors (48369602).

55279528 is a wasteful number, since it uses less digits than its factorization.

55279528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6909947 (or 6909943 counting only the distinct ones).

The product of its digits is 252000, while the sum is 43.

The square root of 55279528 is about 7435.0203765693. The cubic root of 55279528 is about 380.9384193316.

The spelling of 55279528 in words is "fifty-five million, two hundred seventy-nine thousand, five hundred twenty-eight".