3909572 has 12 divisors (see below), whose sum is σ = 6859776. Its totient is φ = 1949640.

The previous prime is 3909559. The next prime is 3909589. The reversal of 3909572 is 2759093.

It is a congruent number.

It is an unprimeable number.

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, 797 + ... + 2907.

It is an arithmetic number, because the mean of its divisors is an integer number (571648).

Almost surely, 2^3909572 is an apocalyptic number.

It is an amenable number.

3909572 is a deficient number, since it is larger than the sum of its proper divisors (2950204).

3909572 is a wasteful number, since it uses less digits than its factorization.

3909572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2578 (or 2576 counting only the distinct ones).

The product of its (nonzero) digits is 17010, while the sum is 35.

The square root of 3909572 is about 1977.2637659149. The cubic root of 3909572 is about 157.5347634695.

The spelling of 3909572 in words is "three million, nine hundred nine thousand, five hundred seventy-two".