18452075 has 6 divisors (see below), whose sum is σ = 22880604. Its totient is φ = 14761640.

The previous prime is 18452047. The next prime is 18452081. The reversal of 18452075 is 57025481.

It is not a de Polignac number, because 18452075 - 2¹⁰ = 18451051 is a prime.

It is a super-3 number, since 3×18452075³ (a number of 23 digits) contains 333 as substring.

It is a Duffinian number.

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 5 ways as a sum of consecutive naturals, for example, 369017 + ... + 369066.

It is an arithmetic number, because the mean of its divisors is an integer number (3813434).

Almost surely, 2^18452075 is an apocalyptic number.

18452075 is a deficient number, since it is larger than the sum of its proper divisors (4428529).

18452075 is an equidigital number, since it uses as much as digits as its factorization.

18452075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 738093 (or 738088 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 32.

The square root of 18452075 is about 4295.5878526693. The cubic root of 18452075 is about 264.2500452749.

The spelling of 18452075 in words is "eighteen million, four hundred fifty-two thousand, seventy-five".