322012422 has 28 divisors (see below), whose sum is σ = 724199940. Its totient is φ = 107336988.

The previous prime is 322012421. The next prime is 322012441. The reversal of 322012422 is 224210223.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 322012395 and 322012404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322012421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 108972 + ... + 111887.

Almost surely, 2^322012422 is an apocalyptic number.

322012422 is an abundant number, since it is smaller than the sum of its proper divisors (402187518).

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

322012422 is an equidigital number, since it uses as much as digits as its factorization.

322012422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220879 (or 220864 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 322012422 is about 17944.7045670861. The cubic root of 322012422 is about 685.4212139341.

Adding to 322012422 its reverse (224210223), we get a palindrome (546222645).

The spelling of 322012422 in words is "three hundred twenty-two million, twelve thousand, four hundred twenty-two".