22246636 has 6 divisors (see below), whose sum is σ = 38931620. Its totient is φ = 11123316.

The previous prime is 22246621. The next prime is 22246667. The reversal of 22246636 is 63664222.

It is a junction number, because it is equal to n+sod(n) for n = 22246598 and 22246607.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2780826 + ... + 2780833.

Almost surely, 2^22246636 is an apocalyptic number.

It is an amenable number.

22246636 is a deficient number, since it is larger than the sum of its proper divisors (16684984).

22246636 is a wasteful number, since it uses less digits than its factorization.

22246636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5561663 (or 5561661 counting only the distinct ones).

The product of its digits is 20736, while the sum is 31.

The square root of 22246636 is about 4716.6339692624. The cubic root of 22246636 is about 281.2471409751.

The spelling of 22246636 in words is "twenty-two million, two hundred forty-six thousand, six hundred thirty-six".