23056506 has 24 divisors (see below), whose sum is σ = 54497664.
Its totient is φ = 6986760.
The previous prime is 23056493. The next prime is 23056507. The reversal of 23056506 is 60565032.
23056506 is a `hidden beast` number, since 2 + 3 + 0 + 5 + 650 + 6 = 666.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 23056506.
It is not an unprimeable number, because it can be changed into a prime (23056507) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58026 + ... + 58421.
It is an arithmetic number, because the mean of its divisors is an integer number (2270736).
Almost surely, 223056506 is an apocalyptic number.
23056506 is an abundant number, since it is smaller than the sum of its proper divisors (31441158).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23056506 is a wasteful number, since it uses less digits than its factorization.
23056506 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 116466 (or 116463 counting only the distinct ones).
The product of its (nonzero) digits is 5400, while the sum is 27.
The square root of 23056506 is about 4801.7190671675.
The cubic root of 23056506 is about 284.6193996212.
The spelling of 23056506 in words is "twenty-three million, fifty-six thousand, five hundred six".