23975890 has 16 divisors (see below), whose sum is σ = 45033408. Its totient is φ = 9173296.

The previous prime is 23975873. The next prime is 23975921. The reversal of 23975890 is 9857932.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51892 + ... + 52351.

It is an arithmetic number, because the mean of its divisors is an integer number (2814588).

Almost surely, 2^23975890 is an apocalyptic number.

23975890 is a deficient number, since it is larger than the sum of its proper divisors (21057518).

23975890 is a wasteful number, since it uses less digits than its factorization.

23975890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104273.

The product of its (nonzero) digits is 136080, while the sum is 43.

The square root of 23975890 is about 4896.5181506863. The cubic root of 23975890 is about 288.3532910402.

The spelling of 23975890 in words is "twenty-three million, nine hundred seventy-five thousand, eight hundred ninety".