322420422 has 16 divisors (see below), whose sum is σ = 645414912. Its totient is φ = 107377800.

The previous prime is 322420411. The next prime is 322420447. The reversal of 322420422 is 224024223.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16438 + ... + 30249.

It is an arithmetic number, because the mean of its divisors is an integer number (40338432).

Almost surely, 2^322420422 is an apocalyptic number.

322420422 is an abundant number, since it is smaller than the sum of its proper divisors (322994490).

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

322420422 is a wasteful number, since it uses less digits than its factorization.

322420422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47843.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 322420422 is about 17956.0692246382. The cubic root of 322420422 is about 685.7105752651.

Adding to 322420422 its reverse (224024223), we get a palindrome (546444645).

The spelling of 322420422 in words is "three hundred twenty-two million, four hundred twenty thousand, four hundred twenty-two".