423744396 has 24 divisors (see below), whose sum is σ = 997980480. Its totient is φ = 139927632.

The previous prime is 423744383. The next prime is 423744407. The reversal of 423744396 is 693447324.

It is a happy number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 163726 + ... + 166293.

It is an arithmetic number, because the mean of its divisors is an integer number (41582520).

Almost surely, 2^423744396 is an apocalyptic number.

It is an amenable number.

423744396 is an abundant number, since it is smaller than the sum of its proper divisors (574236084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423744396 is a wasteful number, since it uses less digits than its factorization.

423744396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330133 (or 330131 counting only the distinct ones).

The product of its digits is 435456, while the sum is 42.

The square root of 423744396 is about 20585.0527325047. The cubic root of 423744396 is about 751.1061579729.

The spelling of 423744396 in words is "four hundred twenty-three million, seven hundred forty-four thousand, three hundred ninety-six".