22113706 has 4 divisors (see below), whose sum is σ = 33170562. Its totient is φ = 11056852.

The previous prime is 22113703. The next prime is 22113727. The reversal of 22113706 is 60731122.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 16329681 + 5784025 = 4041^2 + 2405^2 .

It is not an unprimeable number, because it can be changed into a prime (22113703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5528425 + ... + 5528428.

Almost surely, 2^22113706 is an apocalyptic number.

22113706 is a deficient number, since it is larger than the sum of its proper divisors (11056856).

22113706 is a wasteful number, since it uses less digits than its factorization.

22113706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11056855.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 22113706 is about 4702.5212386549. The cubic root of 22113706 is about 280.6858442019.

Adding to 22113706 its reverse (60731122), we get a palindrome (82844828).

The spelling of 22113706 in words is "twenty-two million, one hundred thirteen thousand, seven hundred six".