2943297 has 40 divisors (see below), whose sum is σ = 5227200. Its totient is φ = 1614816.

The previous prime is 2943289. The next prime is 2943301. The reversal of 2943297 is 7923492.

It is not a de Polignac number, because 2943297 - 2³ = 2943289 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2943217) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 16354 + ... + 16532.

It is an arithmetic number, because the mean of its divisors is an integer number (130680).

2^2943297 is an apocalyptic number.

2943297 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

2943297 is a deficient number, since it is larger than the sum of its proper divisors (2283903).

2943297 is a wasteful number, since it uses less digits than its factorization.

2943297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227 (or 218 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 2943297 is about 1715.6039752810. The cubic root of 2943297 is about 143.3105059494.

It can be divided in two parts, 2943 and 297, that added together give a triangular number (3240 = T₈₀).

The spelling of 2943297 in words is "two million, nine hundred forty-three thousand, two hundred ninety-seven".