3572689 has 2 divisors, whose sum is σ = 3572690. Its totient is φ = 3572688.

The previous prime is 3572687. The next prime is 3572707. The reversal of 3572689 is 9862753.

3572689 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3330625 + 242064 = 1825^2 + 492^2 .

It is a cyclic number.

It is not a de Polignac number, because 3572689 - 2¹ = 3572687 is a prime.

Together with 3572687, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3572687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1786344 + 1786345.

It is an arithmetic number, because the mean of its divisors is an integer number (1786345).

Almost surely, 2^3572689 is an apocalyptic number.

It is an amenable number.

3572689 is a deficient number, since it is larger than the sum of its proper divisors (1).

3572689 is an equidigital number, since it uses as much as digits as its factorization.

3572689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720, while the sum is 40.

The square root of 3572689 is about 1890.1558136831. The cubic root of 3572689 is about 152.8733341554.

Subtracting 3572689 from its reverse (9862753), we obtain a square (6290064 = 2508²).

The spelling of 3572689 in words is "three million, five hundred seventy-two thousand, six hundred eighty-nine".