22626486 has 32 divisors (see below), whose sum is σ = 51112800. Its totient is φ = 7417440.

The previous prime is 22626481. The next prime is 22626521. The reversal of 22626486 is 68462622.

22626486 is a `hidden beast` number, since 2 + 2 + 6 + 2 + 648 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 22626486.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22626481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141 + ... + 6728.

It is an arithmetic number, because the mean of its divisors is an integer number (1597275).

Almost surely, 2^22626486 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22626486, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25556400).

22626486 is an abundant number, since it is smaller than the sum of its proper divisors (28486314).

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

22626486 is a wasteful number, since it uses less digits than its factorization.

22626486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6941 (or 6935 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The square root of 22626486 is about 4756.7305998974. The cubic root of 22626486 is about 282.8388332632.

The spelling of 22626486 in words is "twenty-two million, six hundred twenty-six thousand, four hundred eighty-six".