22697135 has 4 divisors (see below), whose sum is σ = 27236568. Its totient is φ = 18157704.

The previous prime is 22697117. The next prime is 22697141. The reversal of 22697135 is 53179622.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 53179622 = 2 ⋅26589811.

It is a cyclic number.

It is not a de Polignac number, because 22697135 - 2¹⁶ = 22631599 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22697095 and 22697104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2269709 + ... + 2269718.

It is an arithmetic number, because the mean of its divisors is an integer number (6809142).

Almost surely, 2^22697135 is an apocalyptic number.

22697135 is a deficient number, since it is larger than the sum of its proper divisors (4539433).

22697135 is an equidigital number, since it uses as much as digits as its factorization.

22697135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4539432.

The product of its digits is 22680, while the sum is 35.

The square root of 22697135 is about 4764.1510261536. The cubic root of 22697135 is about 283.1329063119.

The spelling of 22697135 in words is "twenty-two million, six hundred ninety-seven thousand, one hundred thirty-five".