2926840 has 32 divisors (see below), whose sum is σ = 7526880. Its totient is φ = 1003392.

The previous prime is 2926823. The next prime is 2926843. The reversal of 2926840 is 486292.

2926840 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2926843) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 4947 + ... + 5506.

It is an arithmetic number, because the mean of its divisors is an integer number (235215).

2^2926840 is an apocalyptic number.

2926840 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2926840 is an abundant number, since it is smaller than the sum of its proper divisors (4600040).

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

2926840 is a wasteful number, since it uses less digits than its factorization.

2926840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10471 (or 10467 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 2926840 is about 1710.8009819964. The cubic root of 2926840 is about 143.0429069087.

The spelling of 2926840 in words is "two million, nine hundred twenty-six thousand, eight hundred forty".