18334532 has 6 divisors (see below), whose sum is σ = 32085438. Its totient is φ = 9167264.

The previous prime is 18334531. The next prime is 18334541. The reversal of 18334532 is 23543381.

It can be written as a sum of positive squares in only one way, i.e., 9947716 + 8386816 = 3154^2 + 2896^2 .

It is a junction number, because it is equal to n+sod(n) for n = 18334495 and 18334504.

It is not an unprimeable number, because it can be changed into a prime (18334531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2291813 + ... + 2291820.

It is an arithmetic number, because the mean of its divisors is an integer number (5347573).

Almost surely, 2^18334532 is an apocalyptic number.

It is an amenable number.

18334532 is a deficient number, since it is larger than the sum of its proper divisors (13750906).

18334532 is a wasteful number, since it uses less digits than its factorization.

18334532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4583637 (or 4583635 counting only the distinct ones).

The product of its digits is 8640, while the sum is 29.

The square root of 18334532 is about 4281.8841647107. The cubic root of 18334532 is about 263.6877429931.

The spelling of 18334532 in words is "eighteen million, three hundred thirty-four thousand, five hundred thirty-two".