422355252 has 24 divisors (see below), whose sum is σ = 1075086432. Its totient is φ = 127986400.

The previous prime is 422355247. The next prime is 422355289. The reversal of 422355252 is 252553224.

It is a congruent number.

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, 1599699 + ... + 1599962.

It is an arithmetic number, because the mean of its divisors is an integer number (44795268).

Almost surely, 2^422355252 is an apocalyptic number.

It is an amenable number.

422355252 is an abundant number, since it is smaller than the sum of its proper divisors (652731180).

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

422355252 is a wasteful number, since it uses less digits than its factorization.

422355252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3199679 (or 3199677 counting only the distinct ones).

The product of its digits is 24000, while the sum is 30.

The square root of 422355252 is about 20551.2834635699. The cubic root of 422355252 is about 750.2844858545.

The spelling of 422355252 in words is "four hundred twenty-two million, three hundred fifty-five thousand, two hundred fifty-two".