18342694 has 16 divisors (see below), whose sum is σ = 29505600. Its totient is φ = 8521344.

The previous prime is 18342691. The next prime is 18342743. The reversal of 18342694 is 49624381.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18342691) 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, 729 + ... + 6100.

It is an arithmetic number, because the mean of its divisors is an integer number (1844100).

Almost surely, 2^18342694 is an apocalyptic number.

18342694 is a deficient number, since it is larger than the sum of its proper divisors (11162906).

18342694 is a wasteful number, since it uses less digits than its factorization.

18342694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6927.

The product of its digits is 41472, while the sum is 37.

The square root of 18342694 is about 4282.8371437635. The cubic root of 18342694 is about 263.7268658909.

It can be divided in two parts, 1834 and 2694, that multiplied together give a triangular number (4940796 = T₃₁₄₃).

The spelling of 18342694 in words is "eighteen million, three hundred forty-two thousand, six hundred ninety-four".