23950091 has 4 divisors (see below), whose sum is σ = 26127384. Its totient is φ = 21772800.

The previous prime is 23950067. The next prime is 23950103. The reversal of 23950091 is 19005932.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23950091 - 2¹⁰ = 23949067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23950001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1088630 + ... + 1088651.

It is an arithmetic number, because the mean of its divisors is an integer number (6531846).

Almost surely, 2^23950091 is an apocalyptic number.

23950091 is a deficient number, since it is larger than the sum of its proper divisors (2177293).

23950091 is a wasteful number, since it uses less digits than its factorization.

23950091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2177292.

The product of its (nonzero) digits is 2430, while the sum is 29.

The square root of 23950091 is about 4893.8830186264. The cubic root of 23950091 is about 288.2498274295.

The spelling of 23950091 in words is "twenty-three million, nine hundred fifty thousand, ninety-one".