322400401 has 8 divisors (see below), whose sum is σ = 330637824. Its totient is φ = 314220480.

The previous prime is 322400399. The next prime is 322400437. The reversal of 322400401 is 104004223.

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

It is a cyclic number.

It is not a de Polignac number, because 322400401 - 2¹ = 322400399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (322400101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2905 + ... + 25558.

It is an arithmetic number, because the mean of its divisors is an integer number (41329728).

Almost surely, 2^322400401 is an apocalyptic number.

It is an amenable number.

322400401 is a deficient number, since it is larger than the sum of its proper divisors (8237423).

322400401 is a wasteful number, since it uses less digits than its factorization.

322400401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28751.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 322400401 is about 17955.5117164619. The cubic root of 322400401 is about 685.6963816899.

Adding to 322400401 its reverse (104004223), we get a palindrome (426404624).

The spelling of 322400401 in words is "three hundred twenty-two million, four hundred thousand, four hundred one".