474312321 has 32 divisors (see below), whose sum is σ = 807168000. Its totient is φ = 269652240.

The previous prime is 474312281. The next prime is 474312323. The reversal of 474312321 is 123213474.

It is a happy number.

It is not a de Polignac number, because 474312321 - 2¹⁰ = 474311297 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (474312323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31306 + ... + 43916.

It is an arithmetic number, because the mean of its divisors is an integer number (25224000).

Almost surely, 2^474312321 is an apocalyptic number.

It is an amenable number.

474312321 is a deficient number, since it is larger than the sum of its proper divisors (332855679).

474312321 is a wasteful number, since it uses less digits than its factorization.

474312321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12826 (or 12820 counting only the distinct ones).

The product of its digits is 4032, while the sum is 27.

The square root of 474312321 is about 21778.7125652551. The cubic root of 474312321 is about 779.8686613180.

Adding to 474312321 its reverse (123213474), we get a palindrome (597525795).

The spelling of 474312321 in words is "four hundred seventy-four million, three hundred twelve thousand, three hundred twenty-one".