3557543 has 4 divisors (see below), whose sum is σ = 3880968. Its totient is φ = 3234120.

The previous prime is 3557531. The next prime is 3557551. The reversal of 3557543 is 3457553.

3557543 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3557543 - 2⁴ = 3557527 is a prime.

It is a super-2 number, since 2×3557543² = 25312224393698, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3557563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161696 + ... + 161717.

It is an arithmetic number, because the mean of its divisors is an integer number (970242).

Almost surely, 2^3557543 is an apocalyptic number.

3557543 is a deficient number, since it is larger than the sum of its proper divisors (323425).

3557543 is a wasteful number, since it uses less digits than its factorization.

3557543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323424.

The product of its digits is 31500, while the sum is 32.

The square root of 3557543 is about 1886.1450103319. The cubic root of 3557543 is about 152.6569985763.

The spelling of 3557543 in words is "three million, five hundred fifty-seven thousand, five hundred forty-three".