472861228 has 24 divisors (see below), whose sum is σ = 976231424. Its totient is φ = 196117200.

The previous prime is 472861187. The next prime is 472861229. The reversal of 472861228 is 822168274.

It is a super-3 number, since 3×472861228³ (a number of 27 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (472861229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 271518 + ... + 273253.

Almost surely, 2^472861228 is an apocalyptic number.

It is an amenable number.

472861228 is an abundant number, since it is smaller than the sum of its proper divisors (503370196).

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

472861228 is a wasteful number, since it uses less digits than its factorization.

472861228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544813 (or 544811 counting only the distinct ones).

The product of its digits is 86016, while the sum is 40.

The square root of 472861228 is about 21745.3725652149. The cubic root of 472861228 is about 779.0725487672.

It can be divided in two parts, 4728 and 61228, that added together give a palindrome (65956).

The spelling of 472861228 in words is "four hundred seventy-two million, eight hundred sixty-one thousand, two hundred twenty-eight".