2854309 has 2 divisors, whose sum is σ = 2854310. Its totient is φ = 2854308.

The previous prime is 2854303. The next prime is 2854321. The reversal of 2854309 is 9034582.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1633284 + 1221025 = 1278^2 + 1105^2 .

It is a cyclic number.

It is not a de Polignac number, because 2854309 - 2³ = 2854301 is a prime.

It is a Chen prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2854301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1427154 + 1427155.

It is an arithmetic number, because the mean of its divisors is an integer number (1427155).

2^2854309 is an apocalyptic number.

It is an amenable number.

2854309 is a deficient number, since it is larger than the sum of its proper divisors (1).

2854309 is an equidigital number, since it uses as much as digits as its factorization.

2854309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 2854309 is about 1689.4700352477. The cubic root of 2854309 is about 141.8514117214.

The spelling of 2854309 in words is "two million, eight hundred fifty-four thousand, three hundred nine".