422968236 has 12 divisors (see below), whose sum is σ = 986925912. Its totient is φ = 140989408.

The previous prime is 422968223. The next prime is 422968261. The reversal of 422968236 is 632869224.

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

It is a super-3 number, since 3×422968236³ (a number of 27 digits) contains 333 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, 17623665 + ... + 17623688.

It is an arithmetic number, because the mean of its divisors is an integer number (82243826).

Almost surely, 2^422968236 is an apocalyptic number.

It is an amenable number.

422968236 is an abundant number, since it is smaller than the sum of its proper divisors (563957676).

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

422968236 is a wasteful number, since it uses less digits than its factorization.

422968236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35247360 (or 35247358 counting only the distinct ones).

The product of its digits is 248832, while the sum is 42.

The square root of 422968236 is about 20566.1915774409. The cubic root of 422968236 is about 750.6472847581.

The spelling of 422968236 in words is "four hundred twenty-two million, nine hundred sixty-eight thousand, two hundred thirty-six".