3399978 has 16 divisors (see below), whose sum is σ = 6877440. Its totient is φ = 1120416.

The previous prime is 3399973. The next prime is 3399997. The reversal of 3399978 is 8799933.

3399978 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (3399971) 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, 2650 + ... + 3717.

It is an arithmetic number, because the mean of its divisors is an integer number (429840).

Almost surely, 2^3399978 is an apocalyptic number.

3399978 is an abundant number, since it is smaller than the sum of its proper divisors (3477462).

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

3399978 is a wasteful number, since it uses less digits than its factorization.

3399978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6461.

The product of its digits is 367416, while the sum is 48.

The square root of 3399978 is about 1843.9029258613. The cubic root of 3399978 is about 150.3691352935.

The spelling of 3399978 in words is "three million, three hundred ninety-nine thousand, nine hundred seventy-eight".