2854993 has 2 divisors, whose sum is σ = 2854994. Its totient is φ = 2854992.

The previous prime is 2854939. The next prime is 2855003. The reversal of 2854993 is 3994582.

It is a happy number.

Together with previous prime (2854939) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2259009 + 595984 = 1503^2 + 772^2 .

It is a cyclic number.

It is not a de Polignac number, because 2854993 - 2¹³ = 2846801 is a prime.

2854993 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (2854903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1427496 + 1427497.

It is an arithmetic number, because the mean of its divisors is an integer number (1427497).

2^2854993 is an apocalyptic number.

It is an amenable number.

2854993 is a deficient number, since it is larger than the sum of its proper divisors (1).

2854993 is an equidigital number, since it uses as much as digits as its factorization.

2854993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 77760, while the sum is 40.

The square root of 2854993 is about 1689.6724534655. The cubic root of 2854993 is about 141.8627417977.

The spelling of 2854993 in words is "two million, eight hundred fifty-four thousand, nine hundred ninety-three".