22234761 has 12 divisors (see below), whose sum is σ = 32363760. Its totient is φ = 14709240.

The previous prime is 22234757. The next prime is 22234763. The reversal of 22234761 is 16743222.

It is not a de Polignac number, because 22234761 - 2² = 22234757 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22234763) 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 11 ways as a sum of consecutive naturals, for example, 8251 + ... + 10608.

It is an arithmetic number, because the mean of its divisors is an integer number (2696980).

Almost surely, 2^22234761 is an apocalyptic number.

It is an amenable number.

22234761 is a deficient number, since it is larger than the sum of its proper divisors (10128999).

22234761 is a wasteful number, since it uses less digits than its factorization.

22234761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18996 (or 18993 counting only the distinct ones).

The product of its digits is 4032, while the sum is 27.

The square root of 22234761 is about 4715.3749585796. The cubic root of 22234761 is about 281.1970898988.

Adding to 22234761 its reverse (16743222), we get a palindrome (38977983).

The spelling of 22234761 in words is "twenty-two million, two hundred thirty-four thousand, seven hundred sixty-one".