23201456 has 20 divisors (see below), whose sum is σ = 45910752. Its totient is φ = 11353536.

The previous prime is 23201429. The next prime is 23201473. The reversal of 23201456 is 65410232.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14675 + ... + 16178.

Almost surely, 2^23201456 is an apocalyptic number.

It is an amenable number.

23201456 is a deficient number, since it is larger than the sum of its proper divisors (22709296).

23201456 is a wasteful number, since it uses less digits than its factorization.

23201456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30908 (or 30902 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 23201456 is about 4816.7889719189. The cubic root of 23201456 is about 285.2145957371.

Adding to 23201456 its reverse (65410232), we get a palindrome (88611688).

The spelling of 23201456 in words is "twenty-three million, two hundred one thousand, four hundred fifty-six".