2096640 has 240 divisors, whose sum is σ = 8936928. Its totient is φ = 442368.

The previous prime is 2096639. The next prime is 2096681. The reversal of 2096640 is 466902.

It is a tau number, because it is divible by the number of its divisors (240).

It is a nialpdrome in base 2 and base 8.

It is a zygodrome in base 2 and base 8.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 161274 + ... + 161286.

2^2096640 is an apocalyptic number.

2096640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2096640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4468464).

2096640 is an abundant number, since it is smaller than the sum of its proper divisors (6840288).

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

2096640 is a wasteful number, since it uses less digits than its factorization.

2096640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49 (or 30 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 2096640 is about 1447.9779003838. The cubic root of 2096640 is about 127.9895824855.

The spelling of 2096640 in words is "two million, ninety-six thousand, six hundred forty".