322404142 has 8 divisors (see below), whose sum is σ = 487886256. Its totient is φ = 159775392.

The previous prime is 322404127. The next prime is 322404157. The reversal of 322404142 is 241404223.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (322404127) and next prime (322404157).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 713058 + ... + 713509.

It is an arithmetic number, because the mean of its divisors is an integer number (60985782).

Almost surely, 2^322404142 is an apocalyptic number.

322404142 is a deficient number, since it is larger than the sum of its proper divisors (165482114).

322404142 is a wasteful number, since it uses less digits than its factorization.

322404142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1426682.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 322404142 is about 17955.6158903002. The cubic root of 322404142 is about 685.6990338580.

Adding to 322404142 its reverse (241404223), we get a palindrome (563808365).

The spelling of 322404142 in words is "three hundred twenty-two million, four hundred four thousand, one hundred forty-two".