22003097 has 4 divisors (see below), whose sum is σ = 22471296. Its totient is φ = 21534900.

The previous prime is 22003073. The next prime is 22003099. The reversal of 22003097 is 79030022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 79030022 = 2 ⋅39515011.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22003097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22003099) 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, 234029 + ... + 234122.

It is an arithmetic number, because the mean of its divisors is an integer number (5617824).

Almost surely, 2^22003097 is an apocalyptic number.

It is an amenable number.

22003097 is a deficient number, since it is larger than the sum of its proper divisors (468199).

22003097 is an equidigital number, since it uses as much as digits as its factorization.

22003097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468198.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 22003097 is about 4690.7458895148. The cubic root of 22003097 is about 280.2170808059.

The spelling of 22003097 in words is "twenty-two million, three thousand, ninety-seven".