55589228 has 6 divisors (see below), whose sum is σ = 97281156. Its totient is φ = 27794612.

The previous prime is 55589227. The next prime is 55589251. The reversal of 55589228 is 82298555.

It is not an unprimeable number, because it can be changed into a prime (55589227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6948650 + ... + 6948657.

It is an arithmetic number, because the mean of its divisors is an integer number (16213526).

Almost surely, 2^55589228 is an apocalyptic number.

It is an amenable number.

55589228 is a deficient number, since it is larger than the sum of its proper divisors (41691928).

55589228 is a wasteful number, since it uses less digits than its factorization.

55589228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13897311 (or 13897309 counting only the distinct ones).

The product of its digits is 288000, while the sum is 44.

The square root of 55589228 is about 7455.8183990760. The cubic root of 55589228 is about 381.6484892682.

The spelling of 55589228 in words is "fifty-five million, five hundred eighty-nine thousand, two hundred twenty-eight".