474990399 has 48 divisors (see below), whose sum is σ = 780972192. Its totient is φ = 286685568.

The previous prime is 474990377. The next prime is 474990407. The reversal of 474990399 is 993099474.

It is not a de Polignac number, because 474990399 - 2¹⁵ = 474957631 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (474990199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 166009 + ... + 168845.

It is an arithmetic number, because the mean of its divisors is an integer number (16270254).

Almost surely, 2^474990399 is an apocalyptic number.

474990399 is a deficient number, since it is larger than the sum of its proper divisors (305981793).

474990399 is a wasteful number, since it uses less digits than its factorization.

474990399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2918 (or 2906 counting only the distinct ones).

The product of its (nonzero) digits is 2204496, while the sum is 54.

The square root of 474990399 is about 21794.2744545442. The cubic root of 474990399 is about 780.2401183811.

The spelling of 474990399 in words is "four hundred seventy-four million, nine hundred ninety thousand, three hundred ninety-nine".