473840369 has 2 divisors, whose sum is σ = 473840370. Its totient is φ = 473840368.

The previous prime is 473840359. The next prime is 473840377. The reversal of 473840369 is 963048374.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 319086769 + 154753600 = 17863^2 + 12440^2 .

It is a cyclic number.

It is not a de Polignac number, because 473840369 - 2²⁰ = 472791793 is a prime.

It is a super-2 number, since 2×473840369² = 449049390588112322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (473840359) 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, 236920184 + 236920185.

It is an arithmetic number, because the mean of its divisors is an integer number (236920185).

Almost surely, 2^473840369 is an apocalyptic number.

It is an amenable number.

473840369 is a deficient number, since it is larger than the sum of its proper divisors (1).

473840369 is an equidigital number, since it uses as much as digits as its factorization.

473840369 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 435456, while the sum is 44.

The square root of 473840369 is about 21767.8747010359. The cubic root of 473840369 is about 779.6099128788.

The spelling of 473840369 in words is "four hundred seventy-three million, eight hundred forty thousand, three hundred sixty-nine".