472866771 has 48 divisors (see below), whose sum is σ = 717599904. Its totient is φ = 275083776.

The previous prime is 472866763. The next prime is 472866787. The reversal of 472866771 is 177668274.

It is not a de Polignac number, because 472866771 - 2³ = 472866763 is a prime.

It is the 21746-th Hogben number.

It is a self number, because there is not a number n which added to its sum of digits gives 472866771.

It is not an unprimeable number, because it can be changed into a prime (472866071) by changing a digit.

It is a nontrivial repunit in base 21745.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6477591 + ... + 6477663.

It is an arithmetic number, because the mean of its divisors is an integer number (14949998).

Almost surely, 2^472866771 is an apocalyptic number.

472866771 is a deficient number, since it is larger than the sum of its proper divisors (244733133).

472866771 is a wasteful number, since it uses less digits than its factorization.

472866771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260 (or 193 counting only the distinct ones).

The product of its digits is 790272, while the sum is 48.

The square root of 472866771 is about 21745.5000172449. The cubic root of 472866771 is about 779.0755929177.

The spelling of 472866771 in words is "four hundred seventy-two million, eight hundred sixty-six thousand, seven hundred seventy-one".