3542209 has 8 divisors (see below), whose sum is σ = 3928320. Its totient is φ = 3166800.

The previous prime is 3542167. The next prime is 3542233. The reversal of 3542209 is 9022453.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3542209 - 2⁷ = 3542081 is a prime.

It is a super-3 number, since 3×3542209³ (a number of 21 digits) contains 333 as substring.

It is an Ulam number.

3542209 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3542009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1969 + ... + 3310.

It is an arithmetic number, because the mean of its divisors is an integer number (491040).

Almost surely, 2^3542209 is an apocalyptic number.

It is an amenable number.

3542209 is a deficient number, since it is larger than the sum of its proper divisors (386111).

3542209 is a wasteful number, since it uses less digits than its factorization.

3542209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5351.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 3542209 is about 1882.0757157989. The cubic root of 3542209 is about 152.4373513159.

The spelling of 3542209 in words is "three million, five hundred forty-two thousand, two hundred nine".