22097435 has 4 divisors (see below), whose sum is σ = 26516928. Its totient is φ = 17677944.

The previous prime is 22097431. The next prime is 22097441. The reversal of 22097435 is 53479022.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 22097435 - 2² = 22097431 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22097431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2209739 + ... + 2209748.

It is an arithmetic number, because the mean of its divisors is an integer number (6629232).

Almost surely, 2^22097435 is an apocalyptic number.

22097435 is a deficient number, since it is larger than the sum of its proper divisors (4419493).

22097435 is an equidigital number, since it uses as much as digits as its factorization.

22097435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4419492.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 22097435 is about 4700.7908909034. The cubic root of 22097435 is about 280.6169855500.

The spelling of 22097435 in words is "twenty-two million, ninety-seven thousand, four hundred thirty-five".