474666919 has 2 divisors, whose sum is σ = 474666920. Its totient is φ = 474666918.

The previous prime is 474666883. The next prime is 474666931. The reversal of 474666919 is 919666474.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 474666919 - 2¹⁵ = 474634151 is a prime.

It is a super-2 number, since 2×474666919² = 450617367985905122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (474466919) 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, 237333459 + 237333460.

It is an arithmetic number, because the mean of its divisors is an integer number (237333460).

Almost surely, 2^474666919 is an apocalyptic number.

474666919 is a deficient number, since it is larger than the sum of its proper divisors (1).

474666919 is an equidigital number, since it uses as much as digits as its factorization.

474666919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1959552, while the sum is 52.

The square root of 474666919 is about 21786.8519754461. The cubic root of 474666919 is about 780.0629573334.

The spelling of 474666919 in words is "four hundred seventy-four million, six hundred sixty-six thousand, nine hundred nineteen".