423022338 has 40 divisors (see below), whose sum is σ = 971017740. Its totient is φ = 137566080.

The previous prime is 423022337. The next prime is 423022343. The reversal of 423022338 is 833220324.

423022338 is a `hidden beast` number, since 423 + 0 + 2 + 233 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 394538769 + 28483569 = 19863^2 + 5337^2 .

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

It is not an unprimeable number, because it can be changed into a prime (423022337) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 25203 + ... + 38486.

Almost surely, 2^423022338 is an apocalyptic number.

423022338 is an abundant number, since it is smaller than the sum of its proper divisors (547995402).

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

423022338 is a wasteful number, since it uses less digits than its factorization.

423022338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63744 (or 63735 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 423022338 is about 20567.5068493972. The cubic root of 423022338 is about 750.6792885703.

The spelling of 423022338 in words is "four hundred twenty-three million, twenty-two thousand, three hundred thirty-eight".