18416148 has 24 divisors (see below), whose sum is σ = 43561728. Its totient is φ = 6054336.

The previous prime is 18416141. The next prime is 18416159. The reversal of 18416148 is 84161481.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18416141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9636 + ... + 11387.

It is an arithmetic number, because the mean of its divisors is an integer number (1815072).

Almost surely, 2^18416148 is an apocalyptic number.

It is an amenable number.

18416148 is an abundant number, since it is smaller than the sum of its proper divisors (25145580).

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

18416148 is a wasteful number, since it uses less digits than its factorization.

18416148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21103 (or 21101 counting only the distinct ones).

The product of its digits is 6144, while the sum is 33.

The square root of 18416148 is about 4291.4039660698. The cubic root of 18416148 is about 264.0784317010.

The spelling of 18416148 in words is "eighteen million, four hundred sixteen thousand, one hundred forty-eight".