474409389 has 8 divisors (see below), whose sum is σ = 637527040. Its totient is φ = 313782336.

The previous prime is 474409387. The next prime is 474409393. The reversal of 474409389 is 983904474.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 474409389 - 2¹ = 474409387 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 (474409387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 622204 + ... + 622965.

It is an arithmetic number, because the mean of its divisors is an integer number (79690880).

Almost surely, 2^474409389 is an apocalyptic number.

It is an amenable number.

474409389 is a deficient number, since it is larger than the sum of its proper divisors (163117651).

474409389 is a wasteful number, since it uses less digits than its factorization.

474409389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1245299.

The product of its (nonzero) digits is 870912, while the sum is 48.

The square root of 474409389 is about 21780.9409576354. The cubic root of 474409389 is about 779.9218577208.

The spelling of 474409389 in words is "four hundred seventy-four million, four hundred nine thousand, three hundred eighty-nine".