321324042 has 32 divisors (see below), whose sum is σ = 700435008. Its totient is φ = 97675776.

The previous prime is 321324041. The next prime is 321324071. The reversal of 321324042 is 240423123.

It is not an unprimeable number, because it can be changed into a prime (321324041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18343 + ... + 31290.

It is an arithmetic number, because the mean of its divisors is an integer number (21888594).

Almost surely, 2^321324042 is an apocalyptic number.

321324042 is an abundant number, since it is smaller than the sum of its proper divisors (379110966).

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

321324042 is a wasteful number, since it uses less digits than its factorization.

321324042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49734.

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

The square root of 321324042 is about 17925.5137164880. The cubic root of 321324042 is about 684.9324472073.

Adding to 321324042 its reverse (240423123), we get a palindrome (561747165).

The spelling of 321324042 in words is "three hundred twenty-one million, three hundred twenty-four thousand, forty-two".