23016156 has 12 divisors (see below), whose sum is σ = 53704392. Its totient is φ = 7672048.

The previous prime is 23016143. The next prime is 23016173. The reversal of 23016156 is 65161032.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 958995 + ... + 959018.

It is an arithmetic number, because the mean of its divisors is an integer number (4475366).

Almost surely, 2^23016156 is an apocalyptic number.

It is an amenable number.

23016156 is an abundant number, since it is smaller than the sum of its proper divisors (30688236).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23016156 is a wasteful number, since it uses less digits than its factorization.

23016156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1918020 (or 1918018 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 23016156 is about 4797.5156070616. The cubic root of 23016156 is about 284.4532701029.

Adding to 23016156 its reverse (65161032), we get a palindrome (88177188).

The spelling of 23016156 in words is "twenty-three million, sixteen thousand, one hundred fifty-six".