55523828 has 24 divisors (see below), whose sum is σ = 100548000. Its totient is φ = 26807328.

The previous prime is 55523827. The next prime is 55523843. The reversal of 55523828 is 82832555.

It is a junction number, because it is equal to n+sod(n) for n = 55523791 and 55523800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55523827) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19223 + ... + 21921.

It is an arithmetic number, because the mean of its divisors is an integer number (4189500).

Almost surely, 2^55523828 is an apocalyptic number.

It is an amenable number.

55523828 is a deficient number, since it is larger than the sum of its proper divisors (45024172).

55523828 is a wasteful number, since it uses less digits than its factorization.

55523828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2879 (or 2877 counting only the distinct ones).

The product of its digits is 96000, while the sum is 38.

The square root of 55523828 is about 7451.4312719101. The cubic root of 55523828 is about 381.4987623829.

The spelling of 55523828 in words is "fifty-five million, five hundred twenty-three thousand, eight hundred twenty-eight".