323222142 has 16 divisors (see below), whose sum is σ = 661478400. Its totient is φ = 105235032.

The previous prime is 323222131. The next prime is 323222153. The reversal of 323222142 is 241222323.

It is an interprime number because it is at equal distance from previous prime (323222131) and next prime (323222153).

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, 626142 + ... + 626657.

It is an arithmetic number, because the mean of its divisors is an integer number (41342400).

Almost surely, 2^323222142 is an apocalyptic number.

323222142 is an abundant number, since it is smaller than the sum of its proper divisors (338256258).

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

323222142 is a wasteful number, since it uses less digits than its factorization.

323222142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1252847.

The product of its digits is 1152, while the sum is 21.

The square root of 323222142 is about 17978.3798491410. The cubic root of 323222142 is about 686.2784599396.

Adding to 323222142 its reverse (241222323), we get a palindrome (564444465).

The spelling of 323222142 in words is "three hundred twenty-three million, two hundred twenty-two thousand, one hundred forty-two".