18324122 has 8 divisors (see below), whose sum is σ = 27606900. Its totient is φ = 9121824.

The previous prime is 18324101. The next prime is 18324179. The reversal of 18324122 is 22142381.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11826721 + 6497401 = 3439^2 + 2549^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

18324122 is a modest number, since divided by 4122 gives 1832 as remainder.

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 3 ways as a sum of consecutive naturals, for example, 19547 + ... + 20462.

Almost surely, 2^18324122 is an apocalyptic number.

18324122 is a deficient number, since it is larger than the sum of its proper divisors (9282778).

18324122 is a wasteful number, since it uses less digits than its factorization.

18324122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40240.

The product of its digits is 768, while the sum is 23.

The square root of 18324122 is about 4280.6684057516. The cubic root of 18324122 is about 263.6378279096.

It can be divided in two parts, 1832 and 4122, that multiplied together give a square (7551504 = 2748²).

The spelling of 18324122 in words is "eighteen million, three hundred twenty-four thousand, one hundred twenty-two".