423422156 has 24 divisors (see below), whose sum is σ = 768810000. Its totient is φ = 203805504.

The previous prime is 423422143. The next prime is 423422189. The reversal of 423422156 is 651224324.

It is a Harshad number since it is a multiple of its sum of digits (29).

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, 35255 + ... + 45713.

It is an arithmetic number, because the mean of its divisors is an integer number (32033750).

Almost surely, 2^423422156 is an apocalyptic number.

It is an amenable number.

423422156 is a deficient number, since it is larger than the sum of its proper divisors (345387844).

423422156 is a wasteful number, since it uses less digits than its factorization.

423422156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10841 (or 10839 counting only the distinct ones).

The product of its digits is 11520, while the sum is 29.

The square root of 423422156 is about 20577.2242054170. The cubic root of 423422156 is about 750.9157146856.

The spelling of 423422156 in words is "four hundred twenty-three million, four hundred twenty-two thousand, one hundred fifty-six".