18059300 has 36 divisors (see below), whose sum is σ = 44788800. Its totient is φ = 6191520.

The previous prime is 18059263. The next prime is 18059303. The reversal of 18059300 is 395081.

It is a super-2 number, since 2×18059300² = 652276632980000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 18059300.

It is not an unprimeable number, because it can be changed into a prime (18059303) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12200 + ... + 13599.

Almost surely, 2^18059300 is an apocalyptic number.

18059300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

18059300 is an abundant number, since it is smaller than the sum of its proper divisors (26729500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

18059300 is a wasteful number, since it uses less digits than its factorization.

18059300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25820 (or 25813 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 18059300 is about 4249.6235127362. The cubic root of 18059300 is about 262.3616201860.

The spelling of 18059300 in words is "eighteen million, fifty-nine thousand, three hundred".