3616240 has 40 divisors (see below), whose sum is σ = 8905680. Its totient is φ = 1360896.

The previous prime is 3616231. The next prime is 3616259. The reversal of 3616240 is 426163.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31 + ... + 2689.

It is an arithmetic number, because the mean of its divisors is an integer number (222642).

Almost surely, 2^3616240 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 3616240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4452840).

3616240 is an abundant number, since it is smaller than the sum of its proper divisors (5289440).

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

3616240 is a wasteful number, since it uses less digits than its factorization.

3616240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2689 (or 2683 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 3616240 is about 1901.6413962680. The cubic root of 3616240 is about 153.4920012667.

The spelling of 3616240 in words is "three million, six hundred sixteen thousand, two hundred forty".