23222571 has 12 divisors (see below), whose sum is σ = 32370408. Its totient is φ = 14807584.

The previous prime is 23222567. The next prime is 23222581. The reversal of 23222571 is 17522232.

It is a happy number.

It is not a de Polignac number, because 23222571 - 2² = 23222567 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23222581) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5730 + ... + 8903.

It is an arithmetic number, because the mean of its divisors is an integer number (2697534).

Almost surely, 2^23222571 is an apocalyptic number.

23222571 is a deficient number, since it is larger than the sum of its proper divisors (9147837).

23222571 is a wasteful number, since it uses less digits than its factorization.

23222571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14682 (or 14659 counting only the distinct ones).

The product of its digits is 1680, while the sum is 24.

The square root of 23222571 is about 4818.9802863261. The cubic root of 23222571 is about 285.3010914610.

The spelling of 23222571 in words is "twenty-three million, two hundred twenty-two thousand, five hundred seventy-one".