23485819 has 8 divisors (see below), whose sum is σ = 26949888. Its totient is φ = 20049000.

The previous prime is 23485799. The next prime is 23485859. The reversal of 23485819 is 91858432.

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

It is a cyclic number.

It is not a de Polignac number, because 23485819 - 2¹³ = 23477627 is a prime.

It is a super-2 number, since 2×23485819² = 1103167388201522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23485859) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4927 + ... + 8440.

It is an arithmetic number, because the mean of its divisors is an integer number (3368736).

Almost surely, 2^23485819 is an apocalyptic number.

23485819 is a deficient number, since it is larger than the sum of its proper divisors (3464069).

23485819 is a wasteful number, since it uses less digits than its factorization.

23485819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13625.

The product of its digits is 69120, while the sum is 40.

The square root of 23485819 is about 4846.2169782213. The cubic root of 23485819 is about 286.3750885698.

The spelling of 23485819 in words is "twenty-three million, four hundred eighty-five thousand, eight hundred nineteen".