322265020 has 48 divisors (see below), whose sum is σ = 843752448. Its totient is φ = 100445760.

The previous prime is 322264993. The next prime is 322265033. The reversal of 322265020 is 20562223.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 322264982 and 322265000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103092 + ... + 106171.

It is an arithmetic number, because the mean of its divisors is an integer number (17578176).

Almost surely, 2^322265020 is an apocalyptic number.

It is an amenable number.

322265020 is an abundant number, since it is smaller than the sum of its proper divisors (521487428).

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

322265020 is a wasteful number, since it uses less digits than its factorization.

322265020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209290 (or 209288 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 322265020 is about 17951.7414197063. The cubic root of 322265020 is about 685.6003900201.

The spelling of 322265020 in words is "three hundred twenty-two million, two hundred sixty-five thousand, twenty".