22600040 has 32 divisors (see below), whose sum is σ = 51075360. Its totient is φ = 9000000.

The previous prime is 22600001. The next prime is 22600043. The reversal of 22600040 is 4000622.

It is a junction number, because it is equal to n+sod(n) for n = 22599988 and 22600024.

It is not an unprimeable number, because it can be changed into a prime (22600043) 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, 8915 + ... + 11165.

It is an arithmetic number, because the mean of its divisors is an integer number (1596105).

Almost surely, 2^22600040 is an apocalyptic number.

22600040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22600040 is an abundant number, since it is smaller than the sum of its proper divisors (28475320).

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

22600040 is a wasteful number, since it uses less digits than its factorization.

22600040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2513 (or 2509 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 22600040 is about 4753.9499366316. The cubic root of 22600040 is about 282.7285956139.

Adding to 22600040 its reverse (4000622), we get a palindrome (26600662).

The spelling of 22600040 in words is "twenty-two million, six hundred thousand, forty".