23231650 has 48 divisors (see below), whose sum is σ = 47121984. Its totient is φ = 8470080.

The previous prime is 23231641. The next prime is 23231669. The reversal of 23231650 is 5613232.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 66777 + ... + 67123.

It is an arithmetic number, because the mean of its divisors is an integer number (981708).

Almost surely, 2^23231650 is an apocalyptic number.

23231650 is an abundant number, since it is smaller than the sum of its proper divisors (23890334).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23231650 is a wasteful number, since it uses less digits than its factorization.

23231650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475 (or 470 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 23231650 is about 4819.9221985422. The cubic root of 23231650 is about 285.3382666605.

Adding to 23231650 its reverse (5613232), we get a palindrome (28844882).

The spelling of 23231650 in words is "twenty-three million, two hundred thirty-one thousand, six hundred fifty".