22232036 has 6 divisors (see below), whose sum is σ = 38906070. Its totient is φ = 11116016.

The previous prime is 22232029. The next prime is 22232051. The reversal of 22232036 is 63023222.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 12559936 + 9672100 = 3544^2 + 3110^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22231999 and 22232017.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2779001 + ... + 2779008.

It is an arithmetic number, because the mean of its divisors is an integer number (6484345).

Almost surely, 2^22232036 is an apocalyptic number.

It is an amenable number.

22232036 is a deficient number, since it is larger than the sum of its proper divisors (16674034).

22232036 is a wasteful number, since it uses less digits than its factorization.

22232036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5558013 (or 5558011 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 22232036 is about 4715.0860013366. The cubic root of 22232036 is about 281.1856019801.

Adding to 22232036 its reverse (63023222), we get a palindrome (85255258).

The spelling of 22232036 in words is "twenty-two million, two hundred thirty-two thousand, thirty-six".