3540943 has 8 divisors (see below), whose sum is σ = 4061088. Its totient is φ = 3024384.

The previous prime is 3540931. The next prime is 3540991. The reversal of 3540943 is 3490453.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3540943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3540443) 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 7 ways as a sum of consecutive naturals, for example, 1755 + ... + 3187.

It is an arithmetic number, because the mean of its divisors is an integer number (507636).

Almost surely, 2^3540943 is an apocalyptic number.

3540943 is a deficient number, since it is larger than the sum of its proper divisors (520145).

3540943 is a wasteful number, since it uses less digits than its factorization.

3540943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1793.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 3540943 is about 1881.7393549586. The cubic root of 3540943 is about 152.4191885741.

The spelling of 3540943 in words is "three million, five hundred forty thousand, nine hundred forty-three".