18440096 has 24 divisors (see below), whose sum is σ = 36923040. Its totient is φ = 9062848.

The previous prime is 18440047. The next prime is 18440111. The reversal of 18440096 is 69004481.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2996 + ... + 6771.

It is an arithmetic number, because the mean of its divisors is an integer number (1538460).

Almost surely, 2^18440096 is an apocalyptic number.

18440096 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

18440096 is an abundant number, since it is smaller than the sum of its proper divisors (18482944).

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

18440096 is an equidigital number, since it uses as much as digits as its factorization.

18440096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9836 (or 9828 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 18440096 is about 4294.1932886166. The cubic root of 18440096 is about 264.1928496020.

The spelling of 18440096 in words is "eighteen million, four hundred forty thousand, ninety-six".