18386094 has 16 divisors (see below), whose sum is σ = 36986832. Its totient is φ = 6092928.

The previous prime is 18386083. The next prime is 18386107. The reversal of 18386094 is 49068381.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 7819 + ... + 9894.

It is an arithmetic number, because the mean of its divisors is an integer number (2311677).

Almost surely, 2^18386094 is an apocalyptic number.

18386094 is an abundant number, since it is smaller than the sum of its proper divisors (18600738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

18386094 is a wasteful number, since it uses less digits than its factorization.

18386094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17891.

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 18386094 is about 4287.9008850485. The cubic root of 18386094 is about 263.9347003327.

The spelling of 18386094 in words is "eighteen million, three hundred eighty-six thousand, ninety-four".