323342442 has 40 divisors (see below), whose sum is σ = 729198756. Its totient is φ = 107085888.

The previous prime is 323342407. The next prime is 323342471. The reversal of 323342442 is 244243323.

323342442 is a `hidden beast` number, since 3 + 233 + 424 + 4 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 314033841 + 9308601 = 17721^2 + 3051^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 19078 + ... + 31790.

Almost surely, 2^323342442 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 323342442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (364599378).

323342442 is an abundant number, since it is smaller than the sum of its proper divisors (405856314).

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

323342442 is a wasteful number, since it uses less digits than its factorization.

323342442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12884 (or 12875 counting only the distinct ones).

The product of its digits is 13824, while the sum is 27.

The square root of 323342442 is about 17981.7252231258. The cubic root of 323342442 is about 686.3635913374.

Adding to 323342442 its reverse (244243323), we get a palindrome (567585765).

The spelling of 323342442 in words is "three hundred twenty-three million, three hundred forty-two thousand, four hundred forty-two".