22497097 has 8 divisors (see below), whose sum is σ = 25870016. Its totient is φ = 19163952.

The previous prime is 22497091. The next prime is 22497133. The reversal of 22497097 is 79079422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22497097 - 2¹⁹ = 21972809 is a prime.

It is a super-2 number, since 2×22497097² = 1012238746854818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22497091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8718 + ... + 10999.

It is an arithmetic number, because the mean of its divisors is an integer number (3233752).

Almost surely, 2^22497097 is an apocalyptic number.

It is an amenable number.

22497097 is a deficient number, since it is larger than the sum of its proper divisors (3372919).

22497097 is a wasteful number, since it uses less digits than its factorization.

22497097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19887.

The product of its (nonzero) digits is 63504, while the sum is 40.

The square root of 22497097 is about 4743.1104773134. The cubic root of 22497097 is about 282.2986666861.

The spelling of 22497097 in words is "twenty-two million, four hundred ninety-seven thousand, ninety-seven".