22789248 has 64 divisors (see below), whose sum is σ = 64113120. Its totient is φ = 7147520.

The previous prime is 22789243. The next prime is 22789253. The reversal of 22789248 is 84298722.

It is an interprime number because it is at equal distance from previous prime (22789243) and next prime (22789253).

It is a tau number, because it is divible by the number of its divisors (64).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (22789243) 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, 4783 + ... + 8273.

Almost surely, 2^22789248 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22789248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32056560).

22789248 is an abundant number, since it is smaller than the sum of its proper divisors (41323872).

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

22789248 is a wasteful number, since it uses less digits than its factorization.

22789248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3525 (or 3513 counting only the distinct ones).

The product of its digits is 129024, while the sum is 42.

The square root of 22789248 is about 4773.8085424533. The cubic root of 22789248 is about 283.5154071549.

The spelling of 22789248 in words is "twenty-two million, seven hundred eighty-nine thousand, two hundred forty-eight".