22633530 has 16 divisors (see below), whose sum is σ = 54320544. Its totient is φ = 6035600.

The previous prime is 22633493. The next prime is 22633537. The reversal of 22633530 is 3533622.

It is a self number, because there is not a number n which added to its sum of digits gives 22633530.

It is not an unprimeable number, because it can be changed into a prime (22633537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 377196 + ... + 377255.

It is an arithmetic number, because the mean of its divisors is an integer number (3395034).

Almost surely, 2^22633530 is an apocalyptic number.

22633530 is an abundant number, since it is smaller than the sum of its proper divisors (31687014).

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

22633530 is a wasteful number, since it uses less digits than its factorization.

22633530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 754461.

The product of its (nonzero) digits is 3240, while the sum is 24.

The square root of 22633530 is about 4757.4709668058. The cubic root of 22633530 is about 282.8681810230.

The spelling of 22633530 in words is "twenty-two million, six hundred thirty-three thousand, five hundred thirty".