2544851 has 2 divisors, whose sum is σ = 2544852. Its totient is φ = 2544850.

The previous prime is 2544833. The next prime is 2544887. The reversal of 2544851 is 1584452.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2544851 is a prime.

It is a super-2 number, since 2×2544851² = 12952533224402, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2544811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1272425 + 1272426.

It is an arithmetic number, because the mean of its divisors is an integer number (1272426).

2^2544851 is an apocalyptic number.

2544851 is a deficient number, since it is larger than the sum of its proper divisors (1).

2544851 is an equidigital number, since it uses as much as digits as its factorization.

2544851 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6400, while the sum is 29.

The square root of 2544851 is about 1595.2589131549. The cubic root of 2544851 is about 136.5277039485.

The spelling of 2544851 in words is "two million, five hundred forty-four thousand, eight hundred fifty-one".