23399977 has 8 divisors (see below), whose sum is σ = 23950080. Its totient is φ = 22854000.

The previous prime is 23399953. The next prime is 23400023. The reversal of 23399977 is 77999332.

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 23399977 - 2¹¹ = 23397929 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23399977.

It is not an unprimeable number, because it can be changed into a prime (23399777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12424 + ... + 14182.

It is an arithmetic number, because the mean of its divisors is an integer number (2993760).

Almost surely, 2^23399977 is an apocalyptic number.

It is an amenable number.

23399977 is a deficient number, since it is larger than the sum of its proper divisors (550103).

23399977 is a wasteful number, since it uses less digits than its factorization.

23399977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2063.

The product of its digits is 642978, while the sum is 49.

The square root of 23399977 is about 4837.3522716461. The cubic root of 23399977 is about 286.0257568861.

The spelling of 23399977 in words is "twenty-three million, three hundred ninety-nine thousand, nine hundred seventy-seven".