474089009 has 4 divisors (see below), whose sum is σ = 474144804. Its totient is φ = 474033216.

The previous prime is 474089003. The next prime is 474089023. The reversal of 474089009 is 900980474.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 900980474 = 2 ⋅450490237.

It can be written as a sum of positive squares in 2 ways, for example, as 385258384 + 88830625 = 19628^2 + 9425^2 .

It is a cyclic number.

It is not a de Polignac number, because 474089009 - 2⁸ = 474088753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (474089003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12212 + ... + 33125.

It is an arithmetic number, because the mean of its divisors is an integer number (118536201).

Almost surely, 2^474089009 is an apocalyptic number.

It is an amenable number.

474089009 is a deficient number, since it is larger than the sum of its proper divisors (55795).

474089009 is a wasteful number, since it uses less digits than its factorization.

474089009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55794.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 474089009 is about 21773.5851205078. The cubic root of 474089009 is about 779.7462515603.

The spelling of 474089009 in words is "four hundred seventy-four million, eighty-nine thousand, nine".