2885947 has 2 divisors, whose sum is σ = 2885948. Its totient is φ = 2885946.

The previous prime is 2885933. The next prime is 2885951. The reversal of 2885947 is 7495882.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2885947 is a prime.

It is not a weakly prime, because it can be changed into another prime (2885917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1442973 + 1442974.

It is an arithmetic number, because the mean of its divisors is an integer number (1442974).

2^2885947 is an apocalyptic number.

2885947 is a deficient number, since it is larger than the sum of its proper divisors (1).

2885947 is an equidigital number, since it uses as much as digits as its factorization.

2885947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 161280, while the sum is 43.

The square root of 2885947 is about 1698.8075229407. The cubic root of 2885947 is about 142.3735946863.

The spelling of 2885947 in words is "two million, eight hundred eighty-five thousand, nine hundred forty-seven".