474745444 has 24 divisors (see below), whose sum is σ = 842696960. Its totient is φ = 233985024.

The previous prime is 474745423. The next prime is 474745463. The reversal of 474745444 is 444547474.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 474745444.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 363697 + ... + 364999.

Almost surely, 2^474745444 is an apocalyptic number.

It is an amenable number.

474745444 is a deficient number, since it is larger than the sum of its proper divisors (367951516).

474745444 is a wasteful number, since it uses less digits than its factorization.

474745444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2539 (or 2537 counting only the distinct ones).

The product of its digits is 1003520, while the sum is 43.

The square root of 474745444 is about 21788.6540199251. The cubic root of 474745444 is about 780.1059706997.

The spelling of 474745444 in words is "four hundred seventy-four million, seven hundred forty-five thousand, four hundred forty-four".