18058364 has 6 divisors (see below), whose sum is σ = 31602144. Its totient is φ = 9029180.

The previous prime is 18058363. The next prime is 18058459. The reversal of 18058364 is 46385081.

It is a super-2 number, since 2×18058364² = 652209020712992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18058361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2257292 + ... + 2257299.

It is an arithmetic number, because the mean of its divisors is an integer number (5267024).

Almost surely, 2^18058364 is an apocalyptic number.

It is an amenable number.

18058364 is a deficient number, since it is larger than the sum of its proper divisors (13543780).

18058364 is a wasteful number, since it uses less digits than its factorization.

18058364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4514595 (or 4514593 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 18058364 is about 4249.5133839064. The cubic root of 18058364 is about 262.3570874389.

The spelling of 18058364 in words is "eighteen million, fifty-eight thousand, three hundred sixty-four".