3542891 has 16 divisors (see below), whose sum is σ = 4043520. Its totient is φ = 3076320.

The previous prime is 3542863. The next prime is 3542923. The reversal of 3542891 is 1982453.

It is a cyclic number.

It is not a de Polignac number, because 3542891 - 2¹⁸ = 3280747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3542831) 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 15 ways as a sum of consecutive naturals, for example, 34346 + ... + 34448.

It is an arithmetic number, because the mean of its divisors is an integer number (252720).

Almost surely, 2^3542891 is an apocalyptic number.

3542891 is a deficient number, since it is larger than the sum of its proper divisors (500629).

3542891 is a wasteful number, since it uses less digits than its factorization.

3542891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226.

The product of its digits is 8640, while the sum is 32.

The square root of 3542891 is about 1882.2568900126. The cubic root of 3542891 is about 152.4471338746.

The spelling of 3542891 in words is "three million, five hundred forty-two thousand, eight hundred ninety-one".