5018228 has 6 divisors (see below), whose sum is σ = 8781906. Its totient is φ = 2509112.

The previous prime is 5018219. The next prime is 5018269. The reversal of 5018228 is 8228105.

It can be written as a sum of positive squares in only one way, i.e., 4443664 + 574564 = 2108^2 + 758^2 .

It is a super-2 number, since 2×5018228² = 50365224519968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5018197 and 5018206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 627275 + ... + 627282.

It is an arithmetic number, because the mean of its divisors is an integer number (1463651).

Almost surely, 2^5018228 is an apocalyptic number.

It is an amenable number.

5018228 is a deficient number, since it is larger than the sum of its proper divisors (3763678).

5018228 is a wasteful number, since it uses less digits than its factorization.

5018228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1254561 (or 1254559 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 26.

The square root of 5018228 is about 2240.1401741855. The cubic root of 5018228 is about 171.2051389409.

The spelling of 5018228 in words is "five million, eighteen thousand, two hundred twenty-eight".