422538250 has 16 divisors (see below), whose sum is σ = 790992072. Its totient is φ = 169015200.

The previous prime is 422538241. The next prime is 422538257. The reversal of 422538250 is 52835224.

It can be written as a sum of positive squares in 4 ways, for example, as 88416409 + 334121841 = 9403^2 + 18279^2 .

It is not an unprimeable number, because it can be changed into a prime (422538257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 844827 + ... + 845326.

Almost surely, 2^422538250 is an apocalyptic number.

422538250 is a deficient number, since it is larger than the sum of its proper divisors (368453822).

422538250 is a wasteful number, since it uses less digits than its factorization.

422538250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1690170 (or 1690160 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

The square root of 422538250 is about 20555.7352094251. The cubic root of 422538250 is about 750.3928312459.

The spelling of 422538250 in words is "four hundred twenty-two million, five hundred thirty-eight thousand, two hundred fifty".