422311236 has 12 divisors (see below), whose sum is σ = 985392912. Its totient is φ = 140770408.

The previous prime is 422311217. The next prime is 422311259. The reversal of 422311236 is 632113224.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nude number because it is divisible by every one of its digits.

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, 17596290 + ... + 17596313.

It is an arithmetic number, because the mean of its divisors is an integer number (82116076).

Almost surely, 2^422311236 is an apocalyptic number.

It is an amenable number.

422311236 is an abundant number, since it is smaller than the sum of its proper divisors (563081676).

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

422311236 is a wasteful number, since it uses less digits than its factorization.

422311236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35192610 (or 35192608 counting only the distinct ones).

The product of its digits is 1728, while the sum is 24.

The square root of 422311236 is about 20550.2125536453. The cubic root of 422311236 is about 750.2584211700.

The spelling of 422311236 in words is "four hundred twenty-two million, three hundred eleven thousand, two hundred thirty-six".