321441042 has 24 divisors (see below), whose sum is σ = 696140784. Its totient is φ = 98904624.

The previous prime is 321441041. The next prime is 321441059. The reversal of 321441042 is 240144123.

It is not an unprimeable number, because it can be changed into a prime (321441041) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 157488 + ... + 159515.

It is an arithmetic number, because the mean of its divisors is an integer number (29005866).

Almost surely, 2^321441042 is an apocalyptic number.

321441042 is an abundant number, since it is smaller than the sum of its proper divisors (374699742).

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

321441042 is a wasteful number, since it uses less digits than its factorization.

321441042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317034 (or 317021 counting only the distinct ones).

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

The square root of 321441042 is about 17928.7769242634. The cubic root of 321441042 is about 685.0155692911.

Adding to 321441042 its reverse (240144123), we get a palindrome (561585165).

The spelling of 321441042 in words is "three hundred twenty-one million, four hundred forty-one thousand, forty-two".