23216697 has 24 divisors (see below), whose sum is σ = 38463360. Its totient is φ = 13219200.

The previous prime is 23216693. The next prime is 23216717. The reversal of 23216697 is 79661232.

It is not a de Polignac number, because 23216697 - 2² = 23216693 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23216693) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24804 + ... + 25722.

It is an arithmetic number, because the mean of its divisors is an integer number (1602640).

Almost surely, 2^23216697 is an apocalyptic number.

It is an amenable number.

23216697 is a deficient number, since it is larger than the sum of its proper divisors (15246663).

23216697 is a wasteful number, since it uses less digits than its factorization.

23216697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1333 (or 1330 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 23216697 is about 4818.3707827439. The cubic root of 23216697 is about 285.2770344071.

The spelling of 23216697 in words is "twenty-three million, two hundred sixteen thousand, six hundred ninety-seven".