39228858 has 24 divisors (see below), whose sum is σ = 85612800. Its totient is φ = 12981384.

The previous prime is 39228853. The next prime is 39228887. The reversal of 39228858 is 85882293.

It is not an unprimeable number, because it can be changed into a prime (39228853) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5338 + ... + 10341.

It is an arithmetic number, because the mean of its divisors is an integer number (3567200).

Almost surely, 2^39228858 is an apocalyptic number.

39228858 is an abundant number, since it is smaller than the sum of its proper divisors (46383942).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39228858 is a wasteful number, since it uses less digits than its factorization.

39228858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15826 (or 15823 counting only the distinct ones).

The product of its digits is 276480, while the sum is 45.

The square root of 39228858 is about 6263.2945005005. The cubic root of 39228858 is about 339.7831893402.

The spelling of 39228858 in words is "thirty-nine million, two hundred twenty-eight thousand, eight hundred fifty-eight".