3538081 has 4 divisors (see below), whose sum is σ = 3561664. Its totient is φ = 3514500.

The previous prime is 3538039. The next prime is 3538103. The reversal of 3538081 is 1808353.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3538081 - 2⁷ = 3537953 is a prime.

It is a super-2 number, since 2×3538081² = 25036034325122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3538781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11565 + ... + 11866.

It is an arithmetic number, because the mean of its divisors is an integer number (890416).

Almost surely, 2^3538081 is an apocalyptic number.

It is an amenable number.

3538081 is a deficient number, since it is larger than the sum of its proper divisors (23583).

3538081 is a wasteful number, since it uses less digits than its factorization.

3538081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23582.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 3538081 is about 1880.9787345954. The cubic root of 3538081 is about 152.3781127649.

The spelling of 3538081 in words is "three million, five hundred thirty-eight thousand, eighty-one".