18094532 has 6 divisors (see below), whose sum is σ = 31665438. Its totient is φ = 9047264.

The previous prime is 18094523. The next prime is 18094543. The reversal of 18094532 is 23549081.

It can be written as a sum of positive squares in only one way, i.e., 17106496 + 988036 = 4136^2 + 994^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2261813 + ... + 2261820.

It is an arithmetic number, because the mean of its divisors is an integer number (5277573).

Almost surely, 2^18094532 is an apocalyptic number.

It is an amenable number.

18094532 is a deficient number, since it is larger than the sum of its proper divisors (13570906).

18094532 is a wasteful number, since it uses less digits than its factorization.

18094532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4523637 (or 4523635 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 18094532 is about 4253.7668013186. The cubic root of 18094532 is about 262.5321236575.

The spelling of 18094532 in words is "eighteen million, ninety-four thousand, five hundred thirty-two".