474605989 has 32 divisors (see below), whose sum is σ = 587430144. Its totient is φ = 377287680.

The previous prime is 474605977. The next prime is 474606031. The reversal of 474605989 is 989506474.

It is a happy number.

It is not a de Polignac number, because 474605989 - 2⁷ = 474605861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (474605489) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 371019 + ... + 372295.

It is an arithmetic number, because the mean of its divisors is an integer number (18357192).

Almost surely, 2^474605989 is an apocalyptic number.

It is an amenable number.

474605989 is a deficient number, since it is larger than the sum of its proper divisors (112824155).

474605989 is a wasteful number, since it uses less digits than its factorization.

474605989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1437.

The product of its (nonzero) digits is 2177280, while the sum is 52.

The square root of 474605989 is about 21785.4536101501. The cubic root of 474605989 is about 780.0295786504.

The spelling of 474605989 in words is "four hundred seventy-four million, six hundred five thousand, nine hundred eighty-nine".