322428799 has 16 divisors (see below), whose sum is σ = 414959616. Its totient is φ = 243136800.

The previous prime is 322428793. The next prime is 322428823. The reversal of 322428799 is 997824223.

It is a cyclic number.

It is not a de Polignac number, because 322428799 - 2⁷ = 322428671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322428793) 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, 65152 + ... + 69925.

It is an arithmetic number, because the mean of its divisors is an integer number (25934976).

Almost surely, 2^322428799 is an apocalyptic number.

322428799 is a deficient number, since it is larger than the sum of its proper divisors (92530817).

322428799 is a wasteful number, since it uses less digits than its factorization.

322428799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135126.

The product of its digits is 435456, while the sum is 46.

The square root of 322428799 is about 17956.3024868707. The cubic root of 322428799 is about 685.7165138341.

It can be divided in two parts, 32242 and 8799, that added together give a triangular number (41041 = T₂₈₆).

The spelling of 322428799 in words is "three hundred twenty-two million, four hundred twenty-eight thousand, seven hundred ninety-nine".