16240168 has 48 divisors (see below), whose sum is σ = 37520820. Its totient is φ = 6547968.

The previous prime is 16240153. The next prime is 16240177. The reversal of 16240168 is 86104261.

It can be written as a sum of positive squares in 2 ways, for example, as 13557124 + 2683044 = 3682^2 + 1638^2 .

It is a Harshad number since it is a multiple of its sum of digits (28).

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, 5446 + ... + 7882.

Almost surely, 2^16240168 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16240168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18760410).

16240168 is an abundant number, since it is smaller than the sum of its proper divisors (21280652).

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

16240168 is a wasteful number, since it uses less digits than its factorization.

16240168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2474 (or 2463 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 16240168 is about 4029.9091801181. The cubic root of 16240168 is about 253.2387566321.

The spelling of 16240168 in words is "sixteen million, two hundred forty thousand, one hundred sixty-eight".