23215352 has 8 divisors (see below), whose sum is σ = 43528800. Its totient is φ = 11607672.

The previous prime is 23215351. The next prime is 23215393. The reversal of 23215352 is 25351232.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23215351) 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 as a sum of consecutive naturals, namely, 1450952 + ... + 1450967.

It is an arithmetic number, because the mean of its divisors is an integer number (5441100).

Almost surely, 2^23215352 is an apocalyptic number.

It is an amenable number.

23215352 is a deficient number, since it is larger than the sum of its proper divisors (20313448).

23215352 is a wasteful number, since it uses less digits than its factorization.

23215352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2901925 (or 2901921 counting only the distinct ones).

The product of its digits is 1800, while the sum is 23.

The square root of 23215352 is about 4818.2312107245. The cubic root of 23215352 is about 285.2715253687.

Adding to 23215352 its reverse (25351232), we get a palindrome (48566584).

The spelling of 23215352 in words is "twenty-three million, two hundred fifteen thousand, three hundred fifty-two".