323681142 has 32 divisors (see below), whose sum is σ = 664451424. Its totient is φ = 105056000.

The previous prime is 323681117. The next prime is 323681177. The reversal of 323681142 is 241186323.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 171508 + ... + 173384.

It is an arithmetic number, because the mean of its divisors is an integer number (20764107).

Almost surely, 2^323681142 is an apocalyptic number.

323681142 is an abundant number, since it is smaller than the sum of its proper divisors (340770282).

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

323681142 is a wasteful number, since it uses less digits than its factorization.

323681142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2624.

The product of its digits is 6912, while the sum is 30.

The square root of 323681142 is about 17991.1406531104. The cubic root of 323681142 is about 686.6031621396.

The spelling of 323681142 in words is "three hundred twenty-three million, six hundred eighty-one thousand, one hundred forty-two".