22616406 has 24 divisors (see below), whose sum is σ = 51133680. Its totient is φ = 7210896.

The previous prime is 22616387. The next prime is 22616417. The reversal of 22616406 is 60461622.

It is a happy number.

22616406 is a `hidden beast` number, since 2 + 2 + 616 + 40 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 22616406.

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, 26901 + ... + 27728.

It is an arithmetic number, because the mean of its divisors is an integer number (2130570).

Almost surely, 2^22616406 is an apocalyptic number.

22616406 is an abundant number, since it is smaller than the sum of its proper divisors (28517274).

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

22616406 is a wasteful number, since it uses less digits than its factorization.

22616406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54660 (or 54657 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 22616406 is about 4755.6709305838. The cubic root of 22616406 is about 282.7968258725.

The spelling of 22616406 in words is "twenty-two million, six hundred sixteen thousand, four hundred six".