23216087 has 8 divisors (see below), whose sum is σ = 24161280. Its totient is φ = 22289400.

The previous prime is 23216071. The next prime is 23216107. The reversal of 23216087 is 78061232.

It is a happy number.

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 23216087 - 2⁴ = 23216071 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 (23216027) 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, 2039 + ... + 7112.

It is an arithmetic number, because the mean of its divisors is an integer number (3020160).

Almost surely, 2^23216087 is an apocalyptic number.

23216087 is a deficient number, since it is larger than the sum of its proper divisors (945193).

23216087 is an equidigital number, since it uses as much as digits as its factorization.

23216087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9253.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 23216087 is about 4818.3074829239. The cubic root of 23216087 is about 285.2745359105.

The spelling of 23216087 in words is "twenty-three million, two hundred sixteen thousand, eighty-seven".