423372443 has 8 divisors (see below), whose sum is σ = 456687168. Its totient is φ = 390164544.

The previous prime is 423372373. The next prime is 423372461. The reversal of 423372443 is 344273324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 423372443 - 2²⁸ = 154936987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423372473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18371 + ... + 34412.

It is an arithmetic number, because the mean of its divisors is an integer number (57085896).

Almost surely, 2^423372443 is an apocalyptic number.

423372443 is a deficient number, since it is larger than the sum of its proper divisors (33314725).

423372443 is a wasteful number, since it uses less digits than its factorization.

423372443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53413.

The product of its digits is 48384, while the sum is 32.

The square root of 423372443 is about 20576.0162081973. The cubic root of 423372443 is about 750.8863257858.

The spelling of 423372443 in words is "four hundred twenty-three million, three hundred seventy-two thousand, four hundred forty-three".