23963938 has 8 divisors (see below), whose sum is σ = 36917532. Its totient is φ = 11658096.

The previous prime is 23963923. The next prime is 23963941. The reversal of 23963938 is 83936932.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 18122049 + 5841889 = 4257^2 + 2417^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 23963894 and 23963903.

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, 161845 + ... + 161992.

Almost surely, 2^23963938 is an apocalyptic number.

23963938 is a deficient number, since it is larger than the sum of its proper divisors (12953594).

23963938 is a wasteful number, since it uses less digits than its factorization.

23963938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323876.

The product of its digits is 209952, while the sum is 43.

The square root of 23963938 is about 4895.2975394760. The cubic root of 23963938 is about 288.3053682955.

The spelling of 23963938 in words is "twenty-three million, nine hundred sixty-three thousand, nine hundred thirty-eight".