3880778 has 16 divisors (see below), whose sum is σ = 6380640. Its totient is φ = 1755600.

The previous prime is 3880771. The next prime is 3880781. The reversal of 3880778 is 8770883.

It is not an unprimeable number, because it can be changed into a prime (3880771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9008 + ... + 9428.

It is an arithmetic number, because the mean of its divisors is an integer number (398790).

Almost surely, 2^3880778 is an apocalyptic number.

3880778 is a deficient number, since it is larger than the sum of its proper divisors (2499862).

3880778 is a wasteful number, since it uses less digits than its factorization.

3880778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 853.

The product of its (nonzero) digits is 75264, while the sum is 41.

The square root of 3880778 is about 1969.9690352896. The cubic root of 3880778 is about 157.1470622251.

The spelling of 3880778 in words is "three million, eight hundred eighty thousand, seven hundred seventy-eight".