422040852 has 36 divisors (see below), whose sum is σ = 1077192480. Its totient is φ = 139313232.

The previous prime is 422040821. The next prime is 422040859. The reversal of 422040852 is 258040224.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422040859) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53202 + ... + 60617.

Almost surely, 2^422040852 is an apocalyptic number.

It is an amenable number.

422040852 is an abundant number, since it is smaller than the sum of its proper divisors (655151628).

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

422040852 is a wasteful number, since it uses less digits than its factorization.

422040852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113932 (or 113927 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

The square root of 422040852 is about 20543.6328822339. The cubic root of 422040852 is about 750.0982697902.

The spelling of 422040852 in words is "four hundred twenty-two million, forty thousand, eight hundred fifty-two".