422254152 has 96 divisors (see below), whose sum is σ = 1210809600. Its totient is φ = 132709248.

The previous prime is 422254103. The next prime is 422254153. The reversal of 422254152 is 251452224.

It is not an unprimeable number, because it can be changed into a prime (422254153) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 87433 + ... + 92135.

It is an arithmetic number, because the mean of its divisors is an integer number (12612600).

Almost surely, 2^422254152 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422254152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (605404800).

422254152 is an abundant number, since it is smaller than the sum of its proper divisors (788555448).

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

422254152 is a wasteful number, since it uses less digits than its factorization.

422254152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4787 (or 4780 counting only the distinct ones).

The product of its digits is 6400, while the sum is 27.

The square root of 422254152 is about 20548.8236159640. The cubic root of 422254152 is about 750.2246153905.

The spelling of 422254152 in words is "four hundred twenty-two million, two hundred fifty-four thousand, one hundred fifty-two".