2983778 has 16 divisors (see below), whose sum is σ = 5193024. Its totient is φ = 1259280.

The previous prime is 2983777. The next prime is 2983793. The reversal of 2983778 is 8773892.

It is a happy number.

2983778 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nialpdrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (2983777) 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, 653 + ... + 2528.

It is an arithmetic number, because the mean of its divisors is an integer number (324564).

2^2983778 is an apocalyptic number.

2983778 is a deficient number, since it is larger than the sum of its proper divisors (2209246).

2983778 is a wasteful number, since it uses less digits than its factorization.

2983778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3257.

The product of its digits is 169344, while the sum is 44.

The square root of 2983778 is about 1727.3615718778. The cubic root of 2983778 is about 143.9645295866.

The spelling of 2983778 in words is "two million, nine hundred eighty-three thousand, seven hundred seventy-eight".