3939822 has 24 divisors (see below), whose sum is σ = 8719776. Its totient is φ = 1285056.

The previous prime is 3939811. The next prime is 3939829. The reversal of 3939822 is 2289393.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3939829) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1483 + ... + 3174.

It is an arithmetic number, because the mean of its divisors is an integer number (363324).

Almost surely, 2^3939822 is an apocalyptic number.

3939822 is an abundant number, since it is smaller than the sum of its proper divisors (4779954).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3939822 is a wasteful number, since it uses less digits than its factorization.

3939822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4712 (or 4709 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 3939822 is about 1984.8984860692. The cubic root of 3939822 is about 157.9400242375.

It can be divided in two parts, 3939 and 822, that added together give a square (4761 = 69²).

The spelling of 3939822 in words is "three million, nine hundred thirty-nine thousand, eight hundred twenty-two".