18746094 has 16 divisors (see below), whose sum is σ = 37641168. Its totient is φ = 6223872.

The previous prime is 18746071. The next prime is 18746099. The reversal of 18746094 is 49064781.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18746099) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 4537 + ... + 7620.

It is an arithmetic number, because the mean of its divisors is an integer number (2352573).

Almost surely, 2^18746094 is an apocalyptic number.

18746094 is an abundant number, since it is smaller than the sum of its proper divisors (18895074).

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

18746094 is a wasteful number, since it uses less digits than its factorization.

18746094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12419.

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 18746094 is about 4329.6759694000. The cubic root of 18746094 is about 265.6461932617.

The spelling of 18746094 in words is "eighteen million, seven hundred forty-six thousand, ninety-four".