3428403 has 16 divisors (see below), whose sum is σ = 5204736. Its totient is φ = 1987040.

The previous prime is 3428389. The next prime is 3428413. The reversal of 3428403 is 3048243.

It is not a de Polignac number, because 3428403 - 2⁵ = 3428371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3428413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1500 + ... + 3017.

It is an arithmetic number, because the mean of its divisors is an integer number (325296).

Almost surely, 2^3428403 is an apocalyptic number.

3428403 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

3428403 is a deficient number, since it is larger than the sum of its proper divisors (1776333).

3428403 is a wasteful number, since it uses less digits than its factorization.

3428403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4554.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 3428403 is about 1851.5947180741. The cubic root of 3428403 is about 150.7870190075.

The spelling of 3428403 in words is "three million, four hundred twenty-eight thousand, four hundred three".