18059292 has 36 divisors (see below), whose sum is σ = 45839976. Its totient is φ = 5994720.

The previous prime is 18059263. The next prime is 18059303. The reversal of 18059292 is 29295081.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×18059292² = 652276055082528, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9067 + ... + 10877.

Almost surely, 2^18059292 is an apocalyptic number.

18059292 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

18059292 is an abundant number, since it is smaller than the sum of its proper divisors (27780684).

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

18059292 is a wasteful number, since it uses less digits than its factorization.

18059292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2098 (or 2093 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 36.

The square root of 18059292 is about 4249.6225714762. The cubic root of 18059292 is about 262.3615814453.

The spelling of 18059292 in words is "eighteen million, fifty-nine thousand, two hundred ninety-two".