23500238 has 8 divisors (see below), whose sum is σ = 35271288. Its totient is φ = 11743144.

The previous prime is 23500229. The next prime is 23500241. The reversal of 23500238 is 83200532.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×23500238² = 1104522372113288, which contains 22 as substring.

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, 3620 + ... + 7752.

It is an arithmetic number, because the mean of its divisors is an integer number (4408911).

Almost surely, 2^23500238 is an apocalyptic number.

23500238 is a deficient number, since it is larger than the sum of its proper divisors (11771050).

23500238 is a wasteful number, since it uses less digits than its factorization.

23500238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6978.

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

The square root of 23500238 is about 4847.7044051798. The cubic root of 23500238 is about 286.4336827602.

The spelling of 23500238 in words is "twenty-three million, five hundred thousand, two hundred thirty-eight".