22113607 has 8 divisors (see below), whose sum is σ = 22535856. Its totient is φ = 21695232.

The previous prime is 22113577. The next prime is 22113643. The reversal of 22113607 is 70631122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22113607 - 2¹¹ = 22111559 is a prime.

It is a super-2 number, since 2×22113607² = 978023229100898, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22113677) 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 in 7 ways as a sum of consecutive naturals, for example, 12183 + ... + 13879.

It is an arithmetic number, because the mean of its divisors is an integer number (2816982).

Almost surely, 2^22113607 is an apocalyptic number.

22113607 is a deficient number, since it is larger than the sum of its proper divisors (422249).

22113607 is a wasteful number, since it uses less digits than its factorization.

22113607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1937.

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

The square root of 22113607 is about 4702.5107123748. The cubic root of 22113607 is about 280.6854253374.

Adding to 22113607 its reverse (70631122), we get a palindrome (92744729).

The spelling of 22113607 in words is "twenty-two million, one hundred thirteen thousand, six hundred seven".