22499338 has 8 divisors (see below), whose sum is σ = 33919200. Its totient is φ = 11192940.

The previous prime is 22499329. The next prime is 22499339. The reversal of 22499338 is 83399422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 22499338.

It is not an unprimeable number, because it can be changed into a prime (22499339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27868 + ... + 28663.

It is an arithmetic number, because the mean of its divisors is an integer number (4239900).

Almost surely, 2^22499338 is an apocalyptic number.

22499338 is a deficient number, since it is larger than the sum of its proper divisors (11419862).

22499338 is a wasteful number, since it uses less digits than its factorization.

22499338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56732.

The product of its digits is 93312, while the sum is 40.

The square root of 22499338 is about 4743.3467088122. The cubic root of 22499338 is about 282.3080399000.

The spelling of 22499338 in words is "twenty-two million, four hundred ninety-nine thousand, three hundred thirty-eight".