422236 has 12 divisors (see below), whose sum is σ = 743512. Its totient is φ = 209808.

The previous prime is 422231. The next prime is 422239. The reversal of 422236 is 632224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 946 + ... + 1318.

2⁴²²²³⁶ is an apocalyptic number.

It is an amenable number.

422236 is a deficient number, since it is larger than the sum of its proper divisors (321276).

422236 is a wasteful number, since it uses less digits than its factorization.

422236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660 (or 658 counting only the distinct ones).

The product of its digits is 576, while the sum is 19.

The square root of 422236 is about 649.7968913437. The cubic root of 422236 is about 75.0213864936.

It can be divided in two parts, 42 and 2236, that added together give a triangular number (2278 = T₆₇).

The spelling of 422236 in words is "four hundred twenty-two thousand, two hundred thirty-six".