422121332 has 48 divisors (see below), whose sum is σ = 785702400. Its totient is φ = 198132480.

The previous prime is 422121307. The next prime is 422121353. The reversal of 422121332 is 233121224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 668657 + ... + 669287.

It is an arithmetic number, because the mean of its divisors is an integer number (16368800).

Almost surely, 2^422121332 is an apocalyptic number.

It is an amenable number.

422121332 is a deficient number, since it is larger than the sum of its proper divisors (363581068).

422121332 is a wasteful number, since it uses less digits than its factorization.

422121332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 816 (or 814 counting only the distinct ones).

The product of its digits is 576, while the sum is 20.

The square root of 422121332 is about 20545.5915466068. The cubic root of 422121332 is about 750.1459461163.

Adding to 422121332 its reverse (233121224), we get a palindrome (655242556).

The spelling of 422121332 in words is "four hundred twenty-two million, one hundred twenty-one thousand, three hundred thirty-two".