322112412 has 18 divisors (see below), whose sum is σ = 814228688. Its totient is φ = 107370792.

The previous prime is 322112411. The next prime is 322112431. The reversal of 322112412 is 214211223.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (18).

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

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322112411) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4473748 + ... + 4473819.

Almost surely, 2^322112412 is an apocalyptic number.

It is an amenable number.

322112412 is an abundant number, since it is smaller than the sum of its proper divisors (492116276).

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

322112412 is a wasteful number, since it uses less digits than its factorization.

322112412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8947577 (or 8947572 counting only the distinct ones).

The product of its digits is 192, while the sum is 18.

The square root of 322112412 is about 17947.4904095252. The cubic root of 322112412 is about 685.4921513369.

Adding to 322112412 its reverse (214211223), we get a palindrome (536323635).

The spelling of 322112412 in words is "three hundred twenty-two million, one hundred twelve thousand, four hundred twelve".