2941840 has 40 divisors (see below), whose sum is σ = 7463808. Its totient is φ = 1069440.

The previous prime is 2941837. The next prime is 2941843. The reversal of 2941840 is 481492.

It is an interprime number because it is at equal distance from previous prime (2941837) and next prime (2941843).

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

It is a Smith number, since the sum of its digits (28) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 2941799 and 2941808.

It is not an unprimeable number, because it can be changed into a prime (2941843) 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, 792 + ... + 2551.

2^2941840 is an apocalyptic number.

2941840 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2941840 is an abundant number, since it is smaller than the sum of its proper divisors (4521968).

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

2941840 is a wasteful number, since it uses less digits than its factorization.

2941840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3367 (or 3361 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 2941840 is about 1715.1792909198. The cubic root of 2941840 is about 143.2868547095.

The spelling of 2941840 in words is "two million, nine hundred forty-one thousand, eight hundred forty".