3542909 has 4 divisors (see below), whose sum is σ = 3591516. Its totient is φ = 3494304.

The previous prime is 3542863. The next prime is 3542923. The reversal of 3542909 is 9092453.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9092453 = 109 ⋅83417.

It can be written as a sum of positive squares in 2 ways, for example, as 2630884 + 912025 = 1622^2 + 955^2 .

It is a cyclic number.

It is not a de Polignac number, because 3542909 - 2⁸ = 3542653 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 (3542939) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24194 + ... + 24339.

It is an arithmetic number, because the mean of its divisors is an integer number (897879).

Almost surely, 2^3542909 is an apocalyptic number.

It is an amenable number.

3542909 is a deficient number, since it is larger than the sum of its proper divisors (48607).

3542909 is an equidigital number, since it uses as much as digits as its factorization.

3542909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48606.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 3542909 is about 1882.2616715005. The cubic root of 3542909 is about 152.4473920483.

The spelling of 3542909 in words is "three million, five hundred forty-two thousand, nine hundred nine".