18452275 has 12 divisors (see below), whose sum is σ = 23002000. Its totient is φ = 14683680.

The previous prime is 18452243. The next prime is 18452299. The reversal of 18452275 is 57225481.

It is a happy number.

It is not a de Polignac number, because 18452275 - 2⁵ = 18452243 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 18452275.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 3121 + ... + 6829.

Almost surely, 2^18452275 is an apocalyptic number.

18452275 is a deficient number, since it is larger than the sum of its proper divisors (4549725).

18452275 is a wasteful number, since it uses less digits than its factorization.

18452275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3918 (or 3913 counting only the distinct ones).

The product of its digits is 22400, while the sum is 34.

The square root of 18452275 is about 4295.6111323070. The cubic root of 18452275 is about 264.2509999971.

The spelling of 18452275 in words is "eighteen million, four hundred fifty-two thousand, two hundred seventy-five".