23399854 has 24 divisors (see below), whose sum is σ = 38622528. Its totient is φ = 10584960.

The previous prime is 23399851. The next prime is 23399867. The reversal of 23399854 is 45899332.

It is a self number, because there is not a number n which added to its sum of digits gives 23399854.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23399851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 156972 + ... + 157120.

It is an arithmetic number, because the mean of its divisors is an integer number (1609272).

Almost surely, 2^23399854 is an apocalyptic number.

23399854 is a deficient number, since it is larger than the sum of its proper divisors (15222674).

23399854 is a wasteful number, since it uses less digits than its factorization.

23399854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348 (or 199 counting only the distinct ones).

The product of its digits is 233280, while the sum is 43.

The square root of 23399854 is about 4837.3395580629. The cubic root of 23399854 is about 286.0252557285.

The spelling of 23399854 in words is "twenty-three million, three hundred ninety-nine thousand, eight hundred fifty-four".