474492919 has 4 divisors (see below), whose sum is σ = 480992896. Its totient is φ = 467992944.

The previous prime is 474492911. The next prime is 474492923. The reversal of 474492919 is 919294474.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 474492919 - 2³ = 474492911 is a prime.

It is a super-2 number, since 2×474492919² = 450287060362281122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (474492911) 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 in 3 ways as a sum of consecutive naturals, for example, 3249879 + ... + 3250024.

It is an arithmetic number, because the mean of its divisors is an integer number (120248224).

Almost surely, 2^474492919 is an apocalyptic number.

474492919 is a deficient number, since it is larger than the sum of its proper divisors (6499977).

474492919 is an equidigital number, since it uses as much as digits as its factorization.

474492919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6499976.

The product of its digits is 653184, while the sum is 49.

The square root of 474492919 is about 21782.8583753372. The cubic root of 474492919 is about 779.9676290533.

The spelling of 474492919 in words is "four hundred seventy-four million, four hundred ninety-two thousand, nine hundred nineteen".