423442022 has 8 divisors (see below), whose sum is σ = 636579000. Its totient is φ = 211249024.

The previous prime is 423442007. The next prime is 423442039. The reversal of 423442022 is 220244324.

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

It is a congruent number.

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, 234872 + ... + 236667.

It is an arithmetic number, because the mean of its divisors is an integer number (79572375).

Almost surely, 2^423442022 is an apocalyptic number.

423442022 is a deficient number, since it is larger than the sum of its proper divisors (213136978).

423442022 is a wasteful number, since it uses less digits than its factorization.

423442022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471990.

The product of its (nonzero) digits is 3072, while the sum is 23.

The square root of 423442022 is about 20577.7069179246. The cubic root of 423442022 is about 750.9274582518.

Adding to 423442022 its reverse (220244324), we get a palindrome (643686346).

The spelling of 423442022 in words is "four hundred twenty-three million, four hundred forty-two thousand, twenty-two".