23873435 has 4 divisors (see below), whose sum is σ = 28648128. Its totient is φ = 19098744.

The previous prime is 23873431. The next prime is 23873453. The reversal of 23873435 is 53437832.

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 23873435 - 2² = 23873431 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23873395 and 23873404.

It is not an unprimeable number, because it can be changed into a prime (23873431) 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, 2387339 + ... + 2387348.

It is an arithmetic number, because the mean of its divisors is an integer number (7162032).

Almost surely, 2^23873435 is an apocalyptic number.

23873435 is a deficient number, since it is larger than the sum of its proper divisors (4774693).

23873435 is an equidigital number, since it uses as much as digits as its factorization.

23873435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4774692.

The product of its digits is 60480, while the sum is 35.

The square root of 23873435 is about 4886.0449240669. The cubic root of 23873435 is about 287.9419692428.

The spelling of 23873435 in words is "twenty-three million, eight hundred seventy-three thousand, four hundred thirty-five".