3428518 has 16 divisors (see below), whose sum is σ = 5445216. Its totient is φ = 1615680.

The previous prime is 3428501. The next prime is 3428563. The reversal of 3428518 is 8158243.

It is an Ulam number.

It is a plaindrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 3428518.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2848 + ... + 3868.

It is an arithmetic number, because the mean of its divisors is an integer number (340326).

Almost surely, 2^3428518 is an apocalyptic number.

3428518 is a deficient number, since it is larger than the sum of its proper divisors (2016698).

3428518 is a wasteful number, since it uses less digits than its factorization.

3428518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1119.

The product of its digits is 7680, while the sum is 31.

The square root of 3428518 is about 1851.6257721257. The cubic root of 3428518 is about 150.7887049541.

The spelling of 3428518 in words is "three million, four hundred twenty-eight thousand, five hundred eighteen".