3538428 has 12 divisors (see below), whose sum is σ = 8256360. Its totient is φ = 1179472.

The previous prime is 3538411. The next prime is 3538453. The reversal of 3538428 is 8248353.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×3538428² = 25040945422368, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147423 + ... + 147446.

It is an arithmetic number, because the mean of its divisors is an integer number (688030).

Almost surely, 2^3538428 is an apocalyptic number.

It is an amenable number.

3538428 is an abundant number, since it is smaller than the sum of its proper divisors (4717932).

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

3538428 is a wasteful number, since it uses less digits than its factorization.

3538428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294876 (or 294874 counting only the distinct ones).

The product of its digits is 23040, while the sum is 33.

The square root of 3538428 is about 1881.0709715479. The cubic root of 3538428 is about 152.3830941353.

The spelling of 3538428 in words is "three million, five hundred thirty-eight thousand, four hundred twenty-eight".