321034442 has 4 divisors (see below), whose sum is σ = 481551666. Its totient is φ = 160517220.

The previous prime is 321034421. The next prime is 321034457. The reversal of 321034442 is 244430123.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 190412401 + 130622041 = 13799^2 + 11429^2 .

It is a super-2 number, since 2×321034442² = 206126225900502728, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80258609 + ... + 80258612.

Almost surely, 2^321034442 is an apocalyptic number.

321034442 is a deficient number, since it is larger than the sum of its proper divisors (160517224).

321034442 is a wasteful number, since it uses less digits than its factorization.

321034442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160517223.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 321034442 is about 17917.4340238774. The cubic root of 321034442 is about 684.7266154699.

Adding to 321034442 its reverse (244430123), we get a palindrome (565464565).

The spelling of 321034442 in words is "three hundred twenty-one million, thirty-four thousand, four hundred forty-two".