423422372 has 12 divisors (see below), whose sum is σ = 779988720. Its totient is φ = 200568456.

The previous prime is 423422357. The next prime is 423422393. The reversal of 423422372 is 273224324.

It is a super-2 number, since 2×423422372² = 358573010220212768, which contains 22 as substring.

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, 2785598 + ... + 2785749.

It is an arithmetic number, because the mean of its divisors is an integer number (64999060).

Almost surely, 2^423422372 is an apocalyptic number.

It is an amenable number.

423422372 is a deficient number, since it is larger than the sum of its proper divisors (356566348).

423422372 is a wasteful number, since it uses less digits than its factorization.

423422372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5571370 (or 5571368 counting only the distinct ones).

The product of its digits is 16128, while the sum is 29.

The square root of 423422372 is about 20577.2294539377. The cubic root of 423422372 is about 750.9158423736.

Adding to 423422372 its reverse (273224324), we get a palindrome (696646696).

The spelling of 423422372 in words is "four hundred twenty-three million, four hundred twenty-two thousand, three hundred seventy-two".