23299661 has 8 divisors (see below), whose sum is σ = 29049024. Its totient is φ = 18155520.

The previous prime is 23299657. The next prime is 23299663. The reversal of 23299661 is 16699232.

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 23299661 - 2² = 23299657 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23299663) 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, 151220 + ... + 151373.

It is an arithmetic number, because the mean of its divisors is an integer number (3631128).

Almost surely, 2^23299661 is an apocalyptic number.

It is an amenable number.

23299661 is a deficient number, since it is larger than the sum of its proper divisors (5749363).

23299661 is a wasteful number, since it uses less digits than its factorization.

23299661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302611.

The product of its digits is 34992, while the sum is 38.

The square root of 23299661 is about 4826.9722394064. The cubic root of 23299661 is about 285.6164393880.

The spelling of 23299661 in words is "twenty-three million, two hundred ninety-nine thousand, six hundred sixty-one".