423646324 has 24 divisors (see below), whose sum is σ = 788961600. Its totient is φ = 198354816.

The previous prime is 423646309. The next prime is 423646339.

423646324 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (423646309) and next prime (423646339).

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a self number, because there is not a number n which added to its sum of digits gives 423646324.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2122 + ... + 29185.

It is an arithmetic number, because the mean of its divisors is an integer number (32873400).

Almost surely, 2^423646324 is an apocalyptic number.

It is an amenable number.

423646324 is a deficient number, since it is larger than the sum of its proper divisors (365315276).

423646324 is a wasteful number, since it uses less digits than its factorization.

423646324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31527 (or 31525 counting only the distinct ones).

The product of its digits is 82944, while the sum is 34.

The square root of 423646324 is about 20582.6704778559. The cubic root of 423646324 is about 751.0482078128.

The spelling of 423646324 in words is "four hundred twenty-three million, six hundred forty-six thousand, three hundred twenty-four".