3938356 has 12 divisors (see below), whose sum is σ = 7297668. Its totient is φ = 1853312.

The previous prime is 3938351. The next prime is 3938357. The reversal of 3938356 is 6538393.

It can be written as a sum of positive squares in 2 ways, for example, as 2835856 + 1102500 = 1684^2 + 1050^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3938351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28891 + ... + 29026.

It is an arithmetic number, because the mean of its divisors is an integer number (608139).

Almost surely, 2^3938356 is an apocalyptic number.

It is an amenable number.

3938356 is a deficient number, since it is larger than the sum of its proper divisors (3359312).

3938356 is a wasteful number, since it uses less digits than its factorization.

3938356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57938 (or 57936 counting only the distinct ones).

The product of its digits is 58320, while the sum is 37.

The square root of 3938356 is about 1984.5291633030. The cubic root of 3938356 is about 157.9204320833.

Adding to 3938356 its sum of digits (37), we get a palindrome (3938393).

The spelling of 3938356 in words is "three million, nine hundred thirty-eight thousand, three hundred fifty-six".