3972611 has 4 divisors (see below), whose sum is σ = 4206312. Its totient is φ = 3738912.

The previous prime is 3972601. The next prime is 3972643. The reversal of 3972611 is 1162793.

3972611 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 3972611 - 2¹⁰ = 3971587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3972601) 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, 116825 + ... + 116858.

It is an arithmetic number, because the mean of its divisors is an integer number (1051578).

Almost surely, 2^3972611 is an apocalyptic number.

3972611 is a deficient number, since it is larger than the sum of its proper divisors (233701).

3972611 is a wasteful number, since it uses less digits than its factorization.

3972611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233700.

The product of its digits is 2268, while the sum is 29.

The square root of 3972611 is about 1993.1409884903. The cubic root of 3972611 is about 158.3769640301.

The spelling of 3972611 in words is "three million, nine hundred seventy-two thousand, six hundred eleven".