2943494 has 16 divisors (see below), whose sum is σ = 4687200. Its totient is φ = 1383360.

The previous prime is 2943491. The next prime is 2943503. The reversal of 2943494 is 4943492.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2943491) 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, 2282 + ... + 3330.

It is an arithmetic number, because the mean of its divisors is an integer number (292950).

2^2943494 is an apocalyptic number.

2943494 is a deficient number, since it is larger than the sum of its proper divisors (1743706).

2943494 is a wasteful number, since it uses less digits than its factorization.

2943494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1135.

The product of its digits is 31104, while the sum is 35.

The square root of 2943494 is about 1715.6613885030. The cubic root of 2943494 is about 143.3137032188.

The spelling of 2943494 in words is "two million, nine hundred forty-three thousand, four hundred ninety-four".