55958258 has 8 divisors (see below), whose sum is σ = 84025728. Its totient is φ = 27949684.

The previous prime is 55958251. The next prime is 55958267. The reversal of 55958258 is 85285955.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (55958251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12266 + ... + 16197.

It is an arithmetic number, because the mean of its divisors is an integer number (10503216).

Almost surely, 2^55958258 is an apocalyptic number.

55958258 is a deficient number, since it is larger than the sum of its proper divisors (28067470).

55958258 is a wasteful number, since it uses less digits than its factorization.

55958258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29448.

The product of its digits is 720000, while the sum is 47.

The square root of 55958258 is about 7480.5252489381. The cubic root of 55958258 is about 382.4911539099.

The spelling of 55958258 in words is "fifty-five million, nine hundred fifty-eight thousand, two hundred fifty-eight".