23840235 has 24 divisors (see below), whose sum is σ = 41440464. Its totient is φ = 12678720.

The previous prime is 23840227. The next prime is 23840249. The reversal of 23840235 is 53204832.

It is not a de Polignac number, because 23840235 - 2³ = 23840227 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23840199 and 23840208.

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, 24865 + ... + 25805.

It is an arithmetic number, because the mean of its divisors is an integer number (1726686).

Almost surely, 2^23840235 is an apocalyptic number.

23840235 is a deficient number, since it is larger than the sum of its proper divisors (17600229).

23840235 is a wasteful number, since it uses less digits than its factorization.

23840235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1515 (or 1512 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 23840235 is about 4882.6463111718. The cubic root of 23840235 is about 287.8084301822.

The spelling of 23840235 in words is "twenty-three million, eight hundred forty thousand, two hundred thirty-five".