423372442 has 8 divisors (see below), whose sum is σ = 636493536. Its totient is φ = 211207932.

The previous prime is 423372373. The next prime is 423372461. The reversal of 423372442 is 244273324.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 238038 + ... + 239809.

It is an arithmetic number, because the mean of its divisors is an integer number (79561692).

Almost surely, 2^423372442 is an apocalyptic number.

423372442 is a deficient number, since it is larger than the sum of its proper divisors (213121094).

423372442 is a wasteful number, since it uses less digits than its factorization.

423372442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478292.

The product of its digits is 32256, while the sum is 31.

The square root of 423372442 is about 20576.0161838972. The cubic root of 423372442 is about 750.8863251946.

The spelling of 423372442 in words is "four hundred twenty-three million, three hundred seventy-two thousand, four hundred forty-two".