342221324 has 12 divisors (see below), whose sum is σ = 624926064. Its totient is φ = 163671024.

The previous prime is 342221309. The next prime is 342221353. The reversal of 342221324 is 423122243.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a self number, because there is not a number n which added to its sum of digits gives 342221324.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1859807 + ... + 1859990.

It is an arithmetic number, because the mean of its divisors is an integer number (52077172).

Almost surely, 2^342221324 is an apocalyptic number.

It is an amenable number.

342221324 is a deficient number, since it is larger than the sum of its proper divisors (282704740).

342221324 is a wasteful number, since it uses less digits than its factorization.

342221324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3719824 (or 3719822 counting only the distinct ones).

The product of its digits is 2304, while the sum is 23.

The square root of 342221324 is about 18499.2249567381. The cubic root of 342221324 is about 699.4698870800.

Adding to 342221324 its reverse (423122243), we get a palindrome (765343567).

The spelling of 342221324 in words is "three hundred forty-two million, two hundred twenty-one thousand, three hundred twenty-four".