22908534 has 16 divisors (see below), whose sum is σ = 49982400. Its totient is φ = 6941960.

The previous prime is 22908533. The next prime is 22908569. The reversal of 22908534 is 43580922.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 22908495 and 22908504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22908533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173484 + ... + 173615.

It is an arithmetic number, because the mean of its divisors is an integer number (3123900).

Almost surely, 2^22908534 is an apocalyptic number.

22908534 is an abundant number, since it is smaller than the sum of its proper divisors (27073866).

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

22908534 is a wasteful number, since it uses less digits than its factorization.

22908534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347115.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 22908534 is about 4786.2860340769. The cubic root of 22908534 is about 284.0092157956.

The spelling of 22908534 in words is "twenty-two million, nine hundred eight thousand, five hundred thirty-four".