422568250 has 32 divisors (see below), whose sum is σ = 851904144. Its totient is φ = 156024000.

The previous prime is 422568241. The next prime is 422568253. The reversal of 422568250 is 52865224.

It can be written as a sum of positive squares in 8 ways, for example, as 48958009 + 373610241 = 6997^2 + 19329^2 .

It is not an unprimeable number, because it can be changed into a prime (422568253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61761 + ... + 68260.

Almost surely, 2^422568250 is an apocalyptic number.

422568250 is an abundant number, since it is smaller than the sum of its proper divisors (429335894).

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

422568250 is a wasteful number, since it uses less digits than its factorization.

422568250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130051 (or 130041 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 34.

The square root of 422568250 is about 20556.4649198251. The cubic root of 422568250 is about 750.4105899949.

The spelling of 422568250 in words is "four hundred twenty-two million, five hundred sixty-eight thousand, two hundred fifty".