23463987 has 8 divisors (see below), whose sum is σ = 32364240. Its totient is φ = 15103200.

The previous prime is 23463971. The next prime is 23464019. The reversal of 23463987 is 78936432.

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

It is not a de Polignac number, because 23463987 - 2⁴ = 23463971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23463487) 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, 134764 + ... + 134937.

It is an arithmetic number, because the mean of its divisors is an integer number (4045530).

Almost surely, 2^23463987 is an apocalyptic number.

23463987 is a deficient number, since it is larger than the sum of its proper divisors (8900253).

23463987 is a wasteful number, since it uses less digits than its factorization.

23463987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269733.

The product of its digits is 217728, while the sum is 42.

The square root of 23463987 is about 4843.9639759189. The cubic root of 23463987 is about 286.2863246619.

The spelling of 23463987 in words is "twenty-three million, four hundred sixty-three thousand, nine hundred eighty-seven".