3506928 has 20 divisors (see below), whose sum is σ = 9059688. Its totient is φ = 1168960.

The previous prime is 3506891. The next prime is 3506929. The reversal of 3506928 is 8296053.

It is a happy number.

3506928 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3506929) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36483 + ... + 36578.

Almost surely, 2^3506928 is an apocalyptic number.

It is an amenable number.

3506928 is an abundant number, since it is smaller than the sum of its proper divisors (5552760).

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

3506928 is a wasteful number, since it uses less digits than its factorization.

3506928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73072 (or 73066 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 3506928 is about 1872.6793639062. The cubic root of 3506928 is about 151.9295610838.

The spelling of 3506928 in words is "three million, five hundred six thousand, nine hundred twenty-eight".