321041442 has 32 divisors (see below), whose sum is σ = 677099520. Its totient is φ = 101198160.

The previous prime is 321041437. The next prime is 321041449. The reversal of 321041442 is 244140123.

It is not an unprimeable number, because it can be changed into a prime (321041449) 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 15 ways as a sum of consecutive naturals, for example, 69703 + ... + 74165.

It is an arithmetic number, because the mean of its divisors is an integer number (21159360).

Almost surely, 2^321041442 is an apocalyptic number.

321041442 is an abundant number, since it is smaller than the sum of its proper divisors (356058078).

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

321041442 is a wasteful number, since it uses less digits than its factorization.

321041442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5118.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 321041442 is about 17917.6293632835. The cubic root of 321041442 is about 684.7315921441.

Adding to 321041442 its reverse (244140123), we get a palindrome (565181565).

The spelling of 321041442 in words is "three hundred twenty-one million, forty-one thousand, four hundred forty-two".