22522302 has 24 divisors (see below), whose sum is σ = 53235000. Its totient is φ = 6824880.

The previous prime is 22522301. The next prime is 22522303. The reversal of 22522302 is 20322522.

It is an interprime number because it is at equal distance from previous prime (22522301) and next prime (22522303).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22522301) 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, 56677 + ... + 57072.

It is an arithmetic number, because the mean of its divisors is an integer number (2218125).

Almost surely, 2^22522302 is an apocalyptic number.

22522302 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22522302 is an abundant number, since it is smaller than the sum of its proper divisors (30712698).

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

22522302 is a wasteful number, since it uses less digits than its factorization.

22522302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113768 (or 113765 counting only the distinct ones).

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

The square root of 22522302 is about 4745.7667452162. The cubic root of 22522302 is about 282.4040533542.

Adding to 22522302 its reverse (20322522), we get a palindrome (42844824).

It can be divided in two parts, 2252 and 2302, that added together give a palindrome (4554).

The spelling of 22522302 in words is "twenty-two million, five hundred twenty-two thousand, three hundred two".