321411042 has 24 divisors (see below), whose sum is σ = 701479116. Its totient is φ = 106354176.

The previous prime is 321411037. The next prime is 321411047. The reversal of 321411042 is 240114123.

It is an interprime number because it is at equal distance from previous prime (321411037) and next prime (321411047).

It can be written as a sum of positive squares in 2 ways, for example, as 266636241 + 54774801 = 16329^2 + 7401^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (321411047) 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, 62703 + ... + 67634.

Almost surely, 2^321411042 is an apocalyptic number.

321411042 is an abundant number, since it is smaller than the sum of its proper divisors (380068074).

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

321411042 is a wasteful number, since it uses less digits than its factorization.

321411042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130482 (or 130479 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 321411042 is about 17927.9402609446. The cubic root of 321411042 is about 684.9942578594.

Adding to 321411042 its reverse (240114123), we get a palindrome (561525165).

The spelling of 321411042 in words is "three hundred twenty-one million, four hundred eleven thousand, forty-two".