4090016 has 72 divisors (see below), whose sum is σ = 10009440. Its totient is φ = 1607040.

The previous prime is 4090003. The next prime is 4090019. The reversal of 4090016 is 6100904.

It is a self number, because there is not a number n which added to its sum of digits gives 4090016.

It is not an unprimeable number, because it can be changed into a prime (4090019) 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, 131921 + ... + 131951.

It is an arithmetic number, because the mean of its divisors is an integer number (139020).

Almost surely, 2^4090016 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 4090016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5004720).

4090016 is an abundant number, since it is smaller than the sum of its proper divisors (5919424).

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

4090016 is a wasteful number, since it uses less digits than its factorization.

4090016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98 (or 59 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 4090016 is about 2022.3787973572. The cubic root of 4090016 is about 159.9220453587.

The spelling of 4090016 in words is "four million, ninety thousand, sixteen".