3957336 has 80 divisors (see below), whose sum is σ = 11499840. Its totient is φ = 1270080.

The previous prime is 3957313. The next prime is 3957337. The reversal of 3957336 is 6337593.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 3957336.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3957337) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 19990 + ... + 20186.

It is an arithmetic number, because the mean of its divisors is an integer number (143748).

Almost surely, 2^3957336 is an apocalyptic number.

3957336 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3957336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5749920).

3957336 is an abundant number, since it is smaller than the sum of its proper divisors (7542504).

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

3957336 is a wasteful number, since it uses less digits than its factorization.

3957336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246 (or 233 counting only the distinct ones).

The product of its digits is 51030, while the sum is 36.

The square root of 3957336 is about 1989.3054064170. The cubic root of 3957336 is about 158.1737126968.

It can be divided in two parts, 39 and 57336, that added together give a palindrome (57375).

The spelling of 3957336 in words is "three million, nine hundred fifty-seven thousand, three hundred thirty-six".