473550491 has 2 divisors, whose sum is σ = 473550492. Its totient is φ = 473550490.

The previous prime is 473550421. The next prime is 473550523. The reversal of 473550491 is 194055374.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 473550491 - 2²² = 469356187 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (473550401) 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, 236775245 + 236775246.

It is an arithmetic number, because the mean of its divisors is an integer number (236775246).

Almost surely, 2^473550491 is an apocalyptic number.

473550491 is a deficient number, since it is larger than the sum of its proper divisors (1).

473550491 is an equidigital number, since it uses as much as digits as its factorization.

473550491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 75600, while the sum is 38.

The square root of 473550491 is about 21761.2152923498. The cubic root of 473550491 is about 779.4509016187.

The spelling of 473550491 in words is "four hundred seventy-three million, five hundred fifty thousand, four hundred ninety-one".