322401424 has 40 divisors (see below), whose sum is σ = 675323840. Its totient is φ = 148583808.

The previous prime is 322401407. The next prime is 322401437. The reversal of 322401424 is 424104223.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 322401395 and 322401404.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3084 + ... + 25579.

It is an arithmetic number, because the mean of its divisors is an integer number (16883096).

Almost surely, 2^322401424 is an apocalyptic number.

It is an amenable number.

322401424 is an abundant number, since it is smaller than the sum of its proper divisors (352922416).

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

322401424 is a wasteful number, since it uses less digits than its factorization.

322401424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28727 (or 28721 counting only the distinct ones).

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

The square root of 322401424 is about 17955.5402035138. The cubic root of 322401424 is about 685.6971069440.

Adding to 322401424 its reverse (424104223), we get a palindrome (746505647).

The spelling of 322401424 in words is "three hundred twenty-two million, four hundred one thousand, four hundred twenty-four".