3722566 has 8 divisors (see below), whose sum is σ = 5592384. Its totient is φ = 1858440.

The previous prime is 3722549. The next prime is 3722567. The reversal of 3722566 is 6652273.

3722566 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3722567) 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 in 3 ways as a sum of consecutive naturals, for example, 1131 + ... + 2953.

It is an arithmetic number, because the mean of its divisors is an integer number (699048).

Almost surely, 2^3722566 is an apocalyptic number.

3722566 is a deficient number, since it is larger than the sum of its proper divisors (1869818).

3722566 is a wasteful number, since it uses less digits than its factorization.

3722566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2846.

The product of its digits is 15120, while the sum is 31.

The square root of 3722566 is about 1929.3952420383. The cubic root of 3722566 is about 154.9818362344.

The spelling of 3722566 in words is "three million, seven hundred twenty-two thousand, five hundred sixty-six".