2341840 has 40 divisors (see below), whose sum is σ = 5533128. Its totient is φ = 921600.

The previous prime is 2341819. The next prime is 2341847. The reversal of 2341840 is 481432.

It can be written as a sum of positive squares in 4 ways, for example, as 968256 + 1373584 = 984^2 + 1172^2 .

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

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2341847) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5640 + ... + 6040.

2^2341840 is an apocalyptic number.

2341840 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 2341840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2766564).

2341840 is an abundant number, since it is smaller than the sum of its proper divisors (3191288).

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

2341840 is a wasteful number, since it uses less digits than its factorization.

2341840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487 (or 481 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 2341840 is about 1530.3071587103. The cubic root of 2341840 is about 132.7962281795.

The spelling of 2341840 in words is "two million, three hundred forty-one thousand, eight hundred forty".