473672491 has 2 divisors, whose sum is σ = 473672492. Its totient is φ = 473672490.

The previous prime is 473672447. The next prime is 473672497. The reversal of 473672491 is 194276374.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 473672491 - 2²¹ = 471575339 is a prime.

It is not a weakly prime, because it can be changed into another prime (473672497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236836245 + 236836246.

It is an arithmetic number, because the mean of its divisors is an integer number (236836246).

Almost surely, 2^473672491 is an apocalyptic number.

473672491 is a deficient number, since it is larger than the sum of its proper divisors (1).

473672491 is an equidigital number, since it uses as much as digits as its factorization.

473672491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 254016, while the sum is 43.

The square root of 473672491 is about 21764.0182640982. The cubic root of 473672491 is about 779.5178320705.

The spelling of 473672491 in words is "four hundred seventy-three million, six hundred seventy-two thousand, four hundred ninety-one".