324473661 has 16 divisors (see below), whose sum is σ = 481024320. Its totient is φ = 216170640.

The previous prime is 324473647. The next prime is 324473689. The reversal of 324473661 is 166374423.

It is a happy number.

It is not a de Polignac number, because 324473661 - 2⁵ = 324473629 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (324473761) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50226 + ... + 56316.

It is an arithmetic number, because the mean of its divisors is an integer number (30064020).

Almost surely, 2^324473661 is an apocalyptic number.

It is an amenable number.

324473661 is a deficient number, since it is larger than the sum of its proper divisors (156550659).

324473661 is a wasteful number, since it uses less digits than its factorization.

324473661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8073 (or 8067 counting only the distinct ones).

The product of its digits is 72576, while the sum is 36.

The square root of 324473661 is about 18013.1524448110. The cubic root of 324473661 is about 687.1630779314.

The spelling of 324473661 in words is "three hundred twenty-four million, four hundred seventy-three thousand, six hundred sixty-one".