472494871 has 2 divisors, whose sum is σ = 472494872. Its totient is φ = 472494870.

The previous prime is 472494851. The next prime is 472494881. The reversal of 472494871 is 178494274.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 472494871 - 2¹⁷ = 472363799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (472494811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236247435 + 236247436.

It is an arithmetic number, because the mean of its divisors is an integer number (236247436).

Almost surely, 2^472494871 is an apocalyptic number.

472494871 is a deficient number, since it is larger than the sum of its proper divisors (1).

472494871 is an equidigital number, since it uses as much as digits as its factorization.

472494871 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 451584, while the sum is 46.

The square root of 472494871 is about 21736.9471407555. The cubic root of 472494871 is about 778.8712970344.

The spelling of 472494871 in words is "four hundred seventy-two million, four hundred ninety-four thousand, eight hundred seventy-one".