3956536 has 8 divisors (see below), whose sum is σ = 7418520. Its totient is φ = 1978264.

The previous prime is 3956509. The next prime is 3956543. The reversal of 3956536 is 6356593.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 3956495 and 3956504.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 247276 + ... + 247291.

It is an arithmetic number, because the mean of its divisors is an integer number (927315).

Almost surely, 2^3956536 is an apocalyptic number.

It is an amenable number.

3956536 is a deficient number, since it is larger than the sum of its proper divisors (3461984).

3956536 is a wasteful number, since it uses less digits than its factorization.

3956536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494573 (or 494569 counting only the distinct ones).

The product of its digits is 72900, while the sum is 37.

The square root of 3956536 is about 1989.1043210450. The cubic root of 3956536 is about 158.1630533797.

It can be divided in two parts, 39565 and 36, that added together give a square (39601 = 199²).

The spelling of 3956536 in words is "three million, nine hundred fifty-six thousand, five hundred thirty-six".