5157228 has 24 divisors (see below), whose sum is σ = 12125232. Its totient is φ = 1705984.

The previous prime is 5157203. The next prime is 5157241. The reversal of 5157228 is 8227515.

5157228 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 5157195 and 5157204.

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, 76 + ... + 3212.

It is an arithmetic number, because the mean of its divisors is an integer number (505218).

Almost surely, 2^5157228 is an apocalyptic number.

It is an amenable number.

5157228 is an abundant number, since it is smaller than the sum of its proper divisors (6968004).

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

5157228 is a wasteful number, since it uses less digits than its factorization.

5157228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3281 (or 3279 counting only the distinct ones).

The product of its digits is 5600, while the sum is 30.

The square root of 5157228 is about 2270.9531038751. The cubic root of 5157228 is about 172.7715027166.

The spelling of 5157228 in words is "five million, one hundred fifty-seven thousand, two hundred twenty-eight".