2651825 has 12 divisors (see below), whose sum is σ = 3587568. Its totient is φ = 1928400.

The previous prime is 2651821. The next prime is 2651837. The reversal of 2651825 is 5281562.

2651825 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2651825 - 2² = 2651821 is a prime.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2651821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4547 + ... + 5096.

It is an arithmetic number, because the mean of its divisors is an integer number (298964).

2^2651825 is an apocalyptic number.

2651825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2651825 is a deficient number, since it is larger than the sum of its proper divisors (935743).

2651825 is a wasteful number, since it uses less digits than its factorization.

2651825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9664 (or 9659 counting only the distinct ones).

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

The square root of 2651825 is about 1628.4425074285. The cubic root of 2651825 is about 138.4145101841.

The spelling of 2651825 in words is "two million, six hundred fifty-one thousand, eight hundred twenty-five".