423122402 has 16 divisors (see below), whose sum is σ = 640807200. Its totient is φ = 209526720.

The previous prime is 423122393. The next prime is 423122423. The reversal of 423122402 is 204221324.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160874 + ... + 163482.

It is an arithmetic number, because the mean of its divisors is an integer number (40050450).

Almost surely, 2^423122402 is an apocalyptic number.

423122402 is a deficient number, since it is larger than the sum of its proper divisors (217684798).

423122402 is a wasteful number, since it uses less digits than its factorization.

423122402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3361.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 423122402 is about 20569.9392804160. The cubic root of 423122402 is about 750.7384738218.

Adding to 423122402 its reverse (204221324), we get a palindrome (627343726).

The spelling of 423122402 in words is "four hundred twenty-three million, one hundred twenty-two thousand, four hundred two".