3431818 has 16 divisors (see below), whose sum is σ = 5836320. Its totient is φ = 1500336.

The previous prime is 3431797. The next prime is 3431819. The reversal of 3431818 is 8181343.

3431818 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 (3431819) 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, 2980 + ... + 3967.

It is an arithmetic number, because the mean of its divisors is an integer number (364770).

Almost surely, 2^3431818 is an apocalyptic number.

3431818 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

3431818 is a deficient number, since it is larger than the sum of its proper divisors (2404502).

3431818 is a wasteful number, since it uses less digits than its factorization.

3431818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6981.

The product of its digits is 2304, while the sum is 28.

The square root of 3431818 is about 1852.5166665917. The cubic root of 3431818 is about 150.8370682374.

The spelling of 3431818 in words is "three million, four hundred thirty-one thousand, eight hundred eighteen".