22535130 has 32 divisors (see below), whose sum is σ = 54489024. Its totient is φ = 5964416.

The previous prime is 22535129. The next prime is 22535131. The reversal of 22535130 is 3153522.

It is an interprime number because it is at equal distance from previous prime (22535129) and next prime (22535131).

It is a junction number, because it is equal to n+sod(n) for n = 22535097 and 22535106.

It is not an unprimeable number, because it can be changed into a prime (22535131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1369 + ... + 6851.

It is an arithmetic number, because the mean of its divisors is an integer number (1702782).

Almost surely, 2^22535130 is an apocalyptic number.

22535130 is an abundant number, since it is smaller than the sum of its proper divisors (31953894).

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

22535130 is a wasteful number, since it uses less digits than its factorization.

22535130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5630.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 22535130 is about 4747.1180731050. The cubic root of 22535130 is about 282.4576593552.

Adding to 22535130 its reverse (3153522), we get a palindrome (25688652).

The spelling of 22535130 in words is "twenty-two million, five hundred thirty-five thousand, one hundred thirty".