2499853 has 2 divisors, whose sum is σ = 2499854. Its totient is φ = 2499852.

The previous prime is 2499821. The next prime is 2499859. The reversal of 2499853 is 3589942.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1855044 + 644809 = 1362^2 + 803^2 .

It is a cyclic number.

It is not a de Polignac number, because 2499853 - 2⁵ = 2499821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2499859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1249926 + 1249927.

It is an arithmetic number, because the mean of its divisors is an integer number (1249927).

2^2499853 is an apocalyptic number.

It is an amenable number.

2499853 is a deficient number, since it is larger than the sum of its proper divisors (1).

2499853 is an equidigital number, since it uses as much as digits as its factorization.

2499853 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 2499853 is about 1581.0923439192. The cubic root of 2499853 is about 135.7182206483.

The spelling of 2499853 in words is "two million, four hundred ninety-nine thousand, eight hundred fifty-three".