2854549 has 2 divisors, whose sum is σ = 2854550. Its totient is φ = 2854548.

The previous prime is 2854547. The next prime is 2854561. The reversal of 2854549 is 9454582.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2745649 + 108900 = 1657^2 + 330^2 .

It is a cyclic number.

It is not a de Polignac number, because 2854549 - 2¹ = 2854547 is a prime.

Together with 2854547, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2854547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1427274 + 1427275.

It is an arithmetic number, because the mean of its divisors is an integer number (1427275).

2^2854549 is an apocalyptic number.

It is an amenable number.

2854549 is a deficient number, since it is larger than the sum of its proper divisors (1).

2854549 is an equidigital number, since it uses as much as digits as its factorization.

2854549 is an evil number, because the sum of its binary digits is even.

The product of its digits is 57600, while the sum is 37.

The square root of 2854549 is about 1689.5410619455. The cubic root of 2854549 is about 141.8553873929.

It can be divided in two parts, 2854 and 549, that added together give a triangular number (3403 = T₈₂).

The spelling of 2854549 in words is "two million, eight hundred fifty-four thousand, five hundred forty-nine".