2650842 has 48 divisors (see below), whose sum is σ = 6327360. Its totient is φ = 798336.

The previous prime is 2650829. The next prime is 2650853. The reversal of 2650842 is 2480562.

2650842 is a `hidden beast` number, since 2 + 650 + 8 + 4 + 2 = 666.

2650842 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7698 + ... + 8034.

It is an arithmetic number, because the mean of its divisors is an integer number (131820).

2^2650842 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2650842, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3163680).

2650842 is an abundant number, since it is smaller than the sum of its proper divisors (3676518).

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

2650842 is a wasteful number, since it uses less digits than its factorization.

2650842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387 (or 384 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 2650842 is about 1628.1406573143. The cubic root of 2650842 is about 138.3974051993.

The spelling of 2650842 in words is "two million, six hundred fifty thousand, eight hundred forty-two".