472886140 has 48 divisors (see below), whose sum is σ = 1014920928. Its totient is φ = 185013504.

The previous prime is 472886137. The next prime is 472886143. The reversal of 472886140 is 41688274.

It is an interprime number because it is at equal distance from previous prime (472886137) and next prime (472886143).

It is a junction number, because it is equal to n+sod(n) for n = 472886093 and 472886102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (472886143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 553954 + ... + 554806.

It is an arithmetic number, because the mean of its divisors is an integer number (21144186).

Almost surely, 2^472886140 is an apocalyptic number.

It is an amenable number.

472886140 is an abundant number, since it is smaller than the sum of its proper divisors (542034788).

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

472886140 is a wasteful number, since it uses less digits than its factorization.

472886140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1438 (or 1436 counting only the distinct ones).

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

The square root of 472886140 is about 21745.9453691947. The cubic root of 472886140 is about 779.0862299583.

The spelling of 472886140 in words is "four hundred seventy-two million, eight hundred eighty-six thousand, one hundred forty".