23466987 has 12 divisors (see below), whose sum is σ = 35890920. Its totient is φ = 14724288.

The previous prime is 23466979. The next prime is 23467001. The reversal of 23466987 is 78966432.

It is not a de Polignac number, because 23466987 - 2³ = 23466979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23466977) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76537 + ... + 76842.

It is an arithmetic number, because the mean of its divisors is an integer number (2990910).

Almost surely, 2^23466987 is an apocalyptic number.

23466987 is a deficient number, since it is larger than the sum of its proper divisors (12423933).

23466987 is a wasteful number, since it uses less digits than its factorization.

23466987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153402 (or 153399 counting only the distinct ones).

The product of its digits is 435456, while the sum is 45.

The square root of 23466987 is about 4844.2736297612. The cubic root of 23466987 is about 286.2985252365.

The spelling of 23466987 in words is "twenty-three million, four hundred sixty-six thousand, nine hundred eighty-seven".