55229258 has 16 divisors (see below), whose sum is σ = 95034624. Its totient is φ = 23580720.

The previous prime is 55229249. The next prime is 55229261. The reversal of 55229258 is 85292255.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3485 + ... + 11072.

It is an arithmetic number, because the mean of its divisors is an integer number (5939664).

Almost surely, 2^55229258 is an apocalyptic number.

55229258 is a deficient number, since it is larger than the sum of its proper divisors (39805366).

55229258 is a wasteful number, since it uses less digits than its factorization.

55229258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14837.

The product of its digits is 72000, while the sum is 38.

The square root of 55229258 is about 7431.6389847731. The cubic root of 55229258 is about 380.8229119411.

The spelling of 55229258 in words is "fifty-five million, two hundred twenty-nine thousand, two hundred fifty-eight".