2825778 has 16 divisors (see below), whose sum is σ = 5708736. Its totient is φ = 932400.

The previous prime is 2825777. The next prime is 2825783. The reversal of 2825778 is 8775282.

2825778 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2825773) 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 7 ways as a sum of consecutive naturals, for example, 1726 + ... + 2937.

It is an arithmetic number, because the mean of its divisors is an integer number (356796).

2^2825778 is an apocalyptic number.

2825778 is an abundant number, since it is smaller than the sum of its proper divisors (2882958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2825778 is a wasteful number, since it uses less digits than its factorization.

2825778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4769.

The product of its digits is 62720, while the sum is 39.

The square root of 2825778 is about 1681.0050565064. The cubic root of 2825778 is about 141.3771903666.

The spelling of 2825778 in words is "two million, eight hundred twenty-five thousand, seven hundred seventy-eight".