22448600 has 48 divisors (see below), whose sum is σ = 52731000. Its totient is φ = 8887040.

The previous prime is 22448599. The next prime is 22448611. The reversal of 22448600 is 684422.

It is a self number, because there is not a number n which added to its sum of digits gives 22448600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20876 + ... + 21924.

Almost surely, 2^22448600 is an apocalyptic number.

22448600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22448600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26365500).

22448600 is an abundant number, since it is smaller than the sum of its proper divisors (30282400).

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

22448600 is a wasteful number, since it uses less digits than its factorization.

22448600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1172 (or 1163 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 22448600 is about 4737.9953566883. The cubic root of 22448600 is about 282.0956703044.

The spelling of 22448600 in words is "twenty-two million, four hundred forty-eight thousand, six hundred".