22295628 has 48 divisors (see below), whose sum is σ = 58800000. Its totient is φ = 7303824.

The previous prime is 22295627. The next prime is 22295699. The reversal of 22295628 is 82659222.

22295628 is a `hidden beast` number, since 2 + 2 + 29 + 5 + 628 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 22295592 and 22295601.

It is not an unprimeable number, because it can be changed into a prime (22295627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4623 + ... + 8121.

It is an arithmetic number, because the mean of its divisors is an integer number (1225000).

Almost surely, 2^22295628 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 22295628, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29400000).

22295628 is an abundant number, since it is smaller than the sum of its proper divisors (36504372).

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

22295628 is a wasteful number, since it uses less digits than its factorization.

22295628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3571 (or 3563 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 22295628 is about 4721.8246473159. The cubic root of 22295628 is about 281.4534456884.

The spelling of 22295628 in words is "twenty-two million, two hundred ninety-five thousand, six hundred twenty-eight".