18194094 has 12 divisors (see below), whose sum is σ = 39420576. Its totient is φ = 6064692.

The previous prime is 18194093. The next prime is 18194129. The reversal of 18194094 is 49049181.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18194093) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 505374 + ... + 505409.

It is an arithmetic number, because the mean of its divisors is an integer number (3285048).

Almost surely, 2^18194094 is an apocalyptic number.

18194094 is an abundant number, since it is smaller than the sum of its proper divisors (21226482).

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

18194094 is a wasteful number, since it uses less digits than its factorization.

18194094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010791 (or 1010788 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 36.

The square root of 18194094 is about 4265.4535514995. The cubic root of 18194094 is about 263.0127555775.

The spelling of 18194094 in words is "eighteen million, one hundred ninety-four thousand, ninety-four".