3968536 has 32 divisors (see below), whose sum is σ = 8744400. Its totient is φ = 1664640.

The previous prime is 3968533. The next prime is 3968537. The reversal of 3968536 is 6358693.

3968536 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3968533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 591 + ... + 2878.

Almost surely, 2^3968536 is an apocalyptic number.

It is an amenable number.

3968536 is an abundant number, since it is smaller than the sum of its proper divisors (4775864).

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

3968536 is a wasteful number, since it uses less digits than its factorization.

3968536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3499 (or 3495 counting only the distinct ones).

The product of its digits is 116640, while the sum is 40.

The square root of 3968536 is about 1992.1184703727. The cubic root of 3968536 is about 158.3227925270.

The spelling of 3968536 in words is "three million, nine hundred sixty-eight thousand, five hundred thirty-six".