3238778 has 16 divisors (see below), whose sum is σ = 5292000. Its totient is φ = 1480752.

The previous prime is 3238771. The next prime is 3238801. The reversal of 3238778 is 8778323.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is not an unprimeable number, because it can be changed into a prime (3238771) 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, 368 + ... + 2571.

It is an arithmetic number, because the mean of its divisors is an integer number (330750).

Almost surely, 2^3238778 is an apocalyptic number.

3238778 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

3238778 is a deficient number, since it is larger than the sum of its proper divisors (2053222).

3238778 is a wasteful number, since it uses less digits than its factorization.

3238778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2989.

The product of its digits is 56448, while the sum is 38.

The square root of 3238778 is about 1799.6605235433. The cubic root of 3238778 is about 147.9541189653.

The spelling of 3238778 in words is "three million, two hundred thirty-eight thousand, seven hundred seventy-eight".