3939772 has 12 divisors (see below), whose sum is σ = 7063056. Its totient is φ = 1921760.

The previous prime is 3939769. The next prime is 3939773. The reversal of 3939772 is 2779393.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3939773) 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, 11848 + ... + 12175.

It is an arithmetic number, because the mean of its divisors is an integer number (588588).

Almost surely, 2^3939772 is an apocalyptic number.

It is an amenable number.

3939772 is a deficient number, since it is larger than the sum of its proper divisors (3123284).

3939772 is a wasteful number, since it uses less digits than its factorization.

3939772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24068 (or 24066 counting only the distinct ones).

The product of its digits is 71442, while the sum is 40.

The square root of 3939772 is about 1984.8858909267. The cubic root of 3939772 is about 157.9393560995.

The spelling of 3939772 in words is "three million, nine hundred thirty-nine thousand, seven hundred seventy-two".