2625851 has 2 divisors, whose sum is σ = 2625852. Its totient is φ = 2625850.

The previous prime is 2625839. The next prime is 2625859. The reversal of 2625851 is 1585262.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2625851 - 2¹⁸ = 2363707 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2625859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1312925 + 1312926.

It is an arithmetic number, because the mean of its divisors is an integer number (1312926).

2^2625851 is an apocalyptic number.

2625851 is a deficient number, since it is larger than the sum of its proper divisors (1).

2625851 is an equidigital number, since it uses as much as digits as its factorization.

2625851 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4800, while the sum is 29.

The square root of 2625851 is about 1620.4477776220. The cubic root of 2625851 is about 137.9611141575.

The spelling of 2625851 in words is "two million, six hundred twenty-five thousand, eight hundred fifty-one".