22036650 has 48 divisors (see below), whose sum is σ = 55201824. Its totient is φ = 5817280.

The previous prime is 22036649. The next prime is 22036657. The reversal of 22036650 is 5663022.

It is a super-2 number, since 2×22036650² = 971227886445000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22036650.

It is not an unprimeable number, because it can be changed into a prime (22036657) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15364 + ... + 16736.

It is an arithmetic number, because the mean of its divisors is an integer number (1150038).

Almost surely, 2^22036650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22036650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27600912).

22036650 is an abundant number, since it is smaller than the sum of its proper divisors (33165174).

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

22036650 is a wasteful number, since it uses less digits than its factorization.

22036650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1495 (or 1490 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 22036650 is about 4694.3210371682. The cubic root of 22036650 is about 280.3594448345.

Adding to 22036650 its reverse (5663022), we get a palindrome (27699672).

The spelling of 22036650 in words is "twenty-two million, thirty-six thousand, six hundred fifty".