422013332 has 36 divisors (see below), whose sum is σ = 839432916. Its totient is φ = 184515840.

The previous prime is 422013301. The next prime is 422013349. The reversal of 422013332 is 233310224.

It can be written as a sum of positive squares in 2 ways, for example, as 36048016 + 385965316 = 6004^2 + 19646^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7532 + ... + 30012.

It is an arithmetic number, because the mean of its divisors is an integer number (23317581).

Almost surely, 2^422013332 is an apocalyptic number.

It is an amenable number.

422013332 is a deficient number, since it is larger than the sum of its proper divisors (417419584).

422013332 is a wasteful number, since it uses less digits than its factorization.

422013332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22536 (or 22515 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 422013332 is about 20542.9630774141. The cubic root of 422013332 is about 750.0819655604.

Adding to 422013332 its reverse (233310224), we get a palindrome (655323556).

The spelling of 422013332 in words is "four hundred twenty-two million, thirteen thousand, three hundred thirty-two".