22696497 has 8 divisors (see below), whose sum is σ = 33624480. Its totient is φ = 15130980.

The previous prime is 22696489. The next prime is 22696511. The reversal of 22696497 is 79469622.

It is not a de Polignac number, because 22696497 - 2³ = 22696489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22696447) 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 7 ways as a sum of consecutive naturals, for example, 420279 + ... + 420332.

It is an arithmetic number, because the mean of its divisors is an integer number (4203060).

Almost surely, 2^22696497 is an apocalyptic number.

22696497 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

22696497 is a deficient number, since it is larger than the sum of its proper divisors (10927983).

22696497 is an equidigital number, since it uses as much as digits as its factorization.

22696497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840620 (or 840614 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 22696497 is about 4764.0840672683. The cubic root of 22696497 is about 283.1302534002.

The spelling of 22696497 in words is "twenty-two million, six hundred ninety-six thousand, four hundred ninety-seven".