55523924 has 6 divisors (see below), whose sum is σ = 97166874. Its totient is φ = 27761960.

The previous prime is 55523911. The next prime is 55523971. The reversal of 55523924 is 42932555.

It can be written as a sum of positive squares in only one way, i.e., 53027524 + 2496400 = 7282^2 + 1580^2 .

It is a super-2 number, since 2×55523924² = 6165812272715552, 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, 6940487 + ... + 6940494.

It is an arithmetic number, because the mean of its divisors is an integer number (16194479).

Almost surely, 2^55523924 is an apocalyptic number.

It is an amenable number.

55523924 is a deficient number, since it is larger than the sum of its proper divisors (41642950).

55523924 is a wasteful number, since it uses less digits than its factorization.

55523924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13880985 (or 13880983 counting only the distinct ones).

The product of its digits is 54000, while the sum is 35.

The square root of 55523924 is about 7451.4377136228. The cubic root of 55523924 is about 381.4989822516.

The spelling of 55523924 in words is "fifty-five million, five hundred twenty-three thousand, nine hundred twenty-four".