3400816 has 20 divisors (see below), whose sum is σ = 6977232. Its totient is φ = 1600256.

The previous prime is 3400739. The next prime is 3400823. The reversal of 3400816 is 6180043.

3400816 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 5980 + ... + 6523.

Almost surely, 2^3400816 is an apocalyptic number.

It is an amenable number.

3400816 is an abundant number, since it is smaller than the sum of its proper divisors (3576416).

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

3400816 is a wasteful number, since it uses less digits than its factorization.

3400816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12528 (or 12522 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 3400816 is about 1844.1301472510. The cubic root of 3400816 is about 150.3814882150.

Adding to 3400816 its reverse (6180043), we get a palindrome (9580859).

The spelling of 3400816 in words is "three million, four hundred thousand, eight hundred sixteen".