2946439 has 2 divisors, whose sum is σ = 2946440. Its totient is φ = 2946438.

The previous prime is 2946431. The next prime is 2946443. The reversal of 2946439 is 9346492.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2946439 - 2³ = 2946431 is a prime.

It is a Chen prime.

It is a plaindrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 2946398 and 2946407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2946431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1473219 + 1473220.

It is an arithmetic number, because the mean of its divisors is an integer number (1473220).

2^2946439 is an apocalyptic number.

2946439 is a deficient number, since it is larger than the sum of its proper divisors (1).

2946439 is an equidigital number, since it uses as much as digits as its factorization.

2946439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 37.

The square root of 2946439 is about 1716.5194435252. The cubic root of 2946439 is about 143.3614829635.

The spelling of 2946439 in words is "two million, nine hundred forty-six thousand, four hundred thirty-nine".