18601364 has 12 divisors (see below), whose sum is σ = 33602688. Its totient is φ = 9000600.

The previous prime is 18601321. The next prime is 18601409. The reversal of 18601364 is 46310681.

It is a nialpdrome in base 11.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 74882 + ... + 75129.

It is an arithmetic number, because the mean of its divisors is an integer number (2800224).

Almost surely, 2^18601364 is an apocalyptic number.

It is an amenable number.

18601364 is a deficient number, since it is larger than the sum of its proper divisors (15001324).

18601364 is a wasteful number, since it uses less digits than its factorization.

18601364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150046 (or 150044 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 18601364 is about 4312.9298626340. The cubic root of 18601364 is about 264.9607821399.

The spelling of 18601364 in words is "eighteen million, six hundred one thousand, three hundred sixty-four".