23213150 has 12 divisors (see below), whose sum is σ = 43176552. Its totient is φ = 9285240.

The previous prime is 23213149. The next prime is 23213153. The reversal of 23213150 is 5131232.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23213153) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 232082 + ... + 232181.

It is an arithmetic number, because the mean of its divisors is an integer number (3598046).

Almost surely, 2^23213150 is an apocalyptic number.

23213150 is a deficient number, since it is larger than the sum of its proper divisors (19963402).

23213150 is a wasteful number, since it uses less digits than its factorization.

23213150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464275 (or 464270 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 23213150 is about 4818.0026982143. The cubic root of 23213150 is about 285.2625056511.

Adding to 23213150 its reverse (5131232), we get a palindrome (28344382).

The spelling of 23213150 in words is "twenty-three million, two hundred thirteen thousand, one hundred fifty".