2522322 has 24 divisors (see below), whose sum is σ = 5962320. Its totient is φ = 764280.

The previous prime is 2522297. The next prime is 2522329. The reversal of 2522322 is 2232252.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a d-powerful number, because it can be written as 2³ + 5⁸ + 2⁴ + 2¹⁰ + 3⁶ + 2¹⁵ + 2²¹ .

It is a junction number, because it is equal to n+sod(n) for n = 2522295 and 2522304.

It is not an unprimeable number, because it can be changed into a prime (2522329) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6172 + ... + 6567.

It is an arithmetic number, because the mean of its divisors is an integer number (248430).

2^2522322 is an apocalyptic number.

2522322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2522322 is an abundant number, since it is smaller than the sum of its proper divisors (3439998).

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

2522322 is a wasteful number, since it uses less digits than its factorization.

2522322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12758 (or 12755 counting only the distinct ones).

The product of its digits is 480, while the sum is 18.

The square root of 2522322 is about 1588.1819794973. The cubic root of 2522322 is about 136.1236260540.

Adding to 2522322 its reverse (2232252), we get a palindrome (4754574).

The spelling of 2522322 in words is "two million, five hundred twenty-two thousand, three hundred twenty-two".