2094840 has 144 divisors (see below), whose sum is σ = 7764120. Its totient is φ = 485760.

The previous prime is 2094811. The next prime is 2094847. The reversal of 2094840 is 484902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2094847) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 91069 + ... + 91091.

2^2094840 is an apocalyptic number.

2094840 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 2094840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3882060).

2094840 is an abundant number, since it is smaller than the sum of its proper divisors (5669280).

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

2094840 is a wasteful number, since it uses less digits than its factorization.

2094840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74 (or 44 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 2094840 is about 1447.3562104748. The cubic root of 2094840 is about 127.9529449434.

The spelling of 2094840 in words is "two million, ninety-four thousand, eight hundred forty".