22262036 has 6 divisors (see below), whose sum is σ = 38958570. Its totient is φ = 11131016.

The previous prime is 22262033. The next prime is 22262041. The reversal of 22262036 is 63026222.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 22146436 + 115600 = 4706^2 + 340^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22262033) 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 as a sum of consecutive naturals, namely, 2782751 + ... + 2782758.

It is an arithmetic number, because the mean of its divisors is an integer number (6493095).

Almost surely, 2^22262036 is an apocalyptic number.

It is an amenable number.

22262036 is a deficient number, since it is larger than the sum of its proper divisors (16696534).

22262036 is a wasteful number, since it uses less digits than its factorization.

22262036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5565513 (or 5565511 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 22262036 is about 4718.2662069875. The cubic root of 22262036 is about 281.3120227988.

Adding to 22262036 its reverse (63026222), we get a palindrome (85288258).

The spelling of 22262036 in words is "twenty-two million, two hundred sixty-two thousand, thirty-six".