422252254 has 8 divisors (see below), whose sum is σ = 637935480. Its totient is φ = 209607096.

The previous prime is 422252249. The next prime is 422252261. The reversal of 422252254 is 452252224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 759169 + ... + 759724.

It is an arithmetic number, because the mean of its divisors is an integer number (79741935).

Almost surely, 2^422252254 is an apocalyptic number.

422252254 is a deficient number, since it is larger than the sum of its proper divisors (215683226).

422252254 is a wasteful number, since it uses less digits than its factorization.

422252254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1519034.

The product of its digits is 12800, while the sum is 28.

The square root of 422252254 is about 20548.7774332197. Note that the first 3 decimals coincide. The cubic root of 422252254 is about 750.2234913215.

The spelling of 422252254 in words is "four hundred twenty-two million, two hundred fifty-two thousand, two hundred fifty-four".