18364801 has 16 divisors (see below), whose sum is σ = 23385600. Its totient is φ = 14027328.

The previous prime is 18364799. The next prime is 18364817. The reversal of 18364801 is 10846381.

It is not a de Polignac number, because 18364801 - 2¹ = 18364799 is a prime.

It is not an unprimeable number, because it can be changed into a prime (18364831) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 841 + ... + 6118.

It is an arithmetic number, because the mean of its divisors is an integer number (1461600).

Almost surely, 2^18364801 is an apocalyptic number.

It is an amenable number.

18364801 is a deficient number, since it is larger than the sum of its proper divisors (5020799).

18364801 is a wasteful number, since it uses less digits than its factorization.

18364801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7008.

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 18364801 is about 4285.4172492302. The cubic root of 18364801 is about 263.8327730741.

The spelling of 18364801 in words is "eighteen million, three hundred sixty-four thousand, eight hundred one".