3571242 has 8 divisors (see below), whose sum is σ = 7142496. Its totient is φ = 1190412.

The previous prime is 3571237. The next prime is 3571247. The reversal of 3571242 is 2421753.

It is an interprime number because it is at equal distance from previous prime (3571237) and next prime (3571247).

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

3571242 is an admirable number.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3571247) 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 3 ways as a sum of consecutive naturals, for example, 297598 + ... + 297609.

It is an arithmetic number, because the mean of its divisors is an integer number (892812).

Almost surely, 2^3571242 is an apocalyptic number.

3571242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3571242 is a wasteful number, since it uses less digits than its factorization.

3571242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595212.

The product of its digits is 1680, while the sum is 24.

The square root of 3571242 is about 1889.7730022413. The cubic root of 3571242 is about 152.8526925989.

Adding to 3571242 its reverse (2421753), we get a palindrome (5992995).

The spelling of 3571242 in words is "three million, five hundred seventy-one thousand, two hundred forty-two".