18084964 has 6 divisors (see below), whose sum is σ = 31648694. Its totient is φ = 9042480.

The previous prime is 18084949. The next prime is 18084967. The reversal of 18084964 is 46948081.

It can be written as a sum of positive squares in only one way, i.e., 10188864 + 7896100 = 3192^2 + 2810^2 .

It is not an unprimeable number, because it can be changed into a prime (18084967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2260617 + ... + 2260624.

Almost surely, 2^18084964 is an apocalyptic number.

It is an amenable number.

18084964 is a deficient number, since it is larger than the sum of its proper divisors (13563730).

18084964 is a wasteful number, since it uses less digits than its factorization.

18084964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4521245 (or 4521243 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 40.

The square root of 18084964 is about 4252.6420023322. The cubic root of 18084964 is about 262.4858417156.

The spelling of 18084964 in words is "eighteen million, eighty-four thousand, nine hundred sixty-four".