22097097 has 32 divisors (see below), whose sum is σ = 36495360. Its totient is φ = 13098960.

The previous prime is 22097087. The next prime is 22097107. The reversal of 22097097 is 79079022.

It is an interprime number because it is at equal distance from previous prime (22097087) and next prime (22097107).

It is not a de Polignac number, because 22097097 - 2⁴ = 22097081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22097077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13168 + ... + 14750.

It is an arithmetic number, because the mean of its divisors is an integer number (1140480).

Almost surely, 2^22097097 is an apocalyptic number.

22097097 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

22097097 is a deficient number, since it is larger than the sum of its proper divisors (14398263).

22097097 is a wasteful number, since it uses less digits than its factorization.

22097097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1650 (or 1644 counting only the distinct ones).

The product of its (nonzero) digits is 15876, while the sum is 36.

The square root of 22097097 is about 4700.7549393688. The cubic root of 22097097 is about 280.6155547802.

The spelling of 22097097 in words is "twenty-two million, ninety-seven thousand, ninety-seven".