23016609 has 32 divisors (see below), whose sum is σ = 42516480. Its totient is φ = 11955600.

The previous prime is 23016599. The next prime is 23016611. The reversal of 23016609 is 90661032.

It is a happy number.

It is not a de Polignac number, because 23016609 - 2²⁴ = 6239393 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (23016649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3457 + ... + 7614.

It is an arithmetic number, because the mean of its divisors is an integer number (1328640).

Almost surely, 2^23016609 is an apocalyptic number.

It is an amenable number.

23016609 is a deficient number, since it is larger than the sum of its proper divisors (19499871).

23016609 is a wasteful number, since it uses less digits than its factorization.

23016609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11098 (or 11092 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 23016609 is about 4797.5628187654. The cubic root of 23016609 is about 284.4551362773.

The spelling of 23016609 in words is "twenty-three million, sixteen thousand, six hundred nine".