2595840 has 132 divisors (see below), whose sum is σ = 8990424. Its totient is φ = 638976.

The previous prime is 2595821. The next prime is 2595851. The reversal of 2595840 is 485952.

It is a congruent number.

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, 199674 + ... + 199686.

2^2595840 is an apocalyptic number.

2595840 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 2595840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4495212).

2595840 is an abundant number, since it is smaller than the sum of its proper divisors (6394584).

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

2595840 is a wasteful number, since it uses less digits than its factorization.

2595840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54 (or 23 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 33.

The square root of 2595840 is about 1611.1610720223. The cubic root of 2595840 is about 137.4335105533.

The spelling of 2595840 in words is "two million, five hundred ninety-five thousand, eight hundred forty".