18364046 has 8 divisors (see below), whose sum is σ = 29166480. Its totient is φ = 8641888.

The previous prime is 18364039. The next prime is 18364057. The reversal of 18364046 is 64046381.

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

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 3 ways as a sum of consecutive naturals, for example, 270026 + ... + 270093.

It is an arithmetic number, because the mean of its divisors is an integer number (3645810).

Almost surely, 2^18364046 is an apocalyptic number.

18364046 is a deficient number, since it is larger than the sum of its proper divisors (10802434).

18364046 is a wasteful number, since it uses less digits than its factorization.

18364046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540138.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 18364046 is about 4285.3291588862. The cubic root of 18364046 is about 263.8291575258.

The spelling of 18364046 in words is "eighteen million, three hundred sixty-four thousand, forty-six".