2904340 has 24 divisors (see below), whose sum is σ = 6420960. Its totient is φ = 1100448.

The previous prime is 2904329. The next prime is 2904353. The reversal of 2904340 is 434092.

2904340 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3442 + ... + 4201.

It is an arithmetic number, because the mean of its divisors is an integer number (267540).

2^2904340 is an apocalyptic number.

2904340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2904340 is an abundant number, since it is smaller than the sum of its proper divisors (3516620).

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

2904340 is a wasteful number, since it uses less digits than its factorization.

2904340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7671 (or 7669 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 2904340 is about 1704.2124280734. The cubic root of 2904340 is about 142.6754175007.

The spelling of 2904340 in words is "two million, nine hundred four thousand, three hundred forty".