422203254 has 16 divisors (see below), whose sum is σ = 921170880. Its totient is φ = 127940360.

The previous prime is 422203253. The next prime is 422203277. The reversal of 422203254 is 452302224.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422203253) 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, 3198444 + ... + 3198575.

It is an arithmetic number, because the mean of its divisors is an integer number (57573180).

Almost surely, 2^422203254 is an apocalyptic number.

422203254 is an abundant number, since it is smaller than the sum of its proper divisors (498967626).

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

422203254 is a wasteful number, since it uses less digits than its factorization.

422203254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6397035.

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 422203254 is about 20547.5851135845. The cubic root of 422203254 is about 750.1944704595.

Adding to 422203254 its reverse (452302224), we get a palindrome (874505478).

The spelling of 422203254 in words is "four hundred twenty-two million, two hundred three thousand, two hundred fifty-four".