3960436 has 36 divisors (see below), whose sum is σ = 7719040. Its totient is φ = 1771200.

The previous prime is 3960433. The next prime is 3960457. The reversal of 3960436 is 6340693.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 3960398 and 3960407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3960431) by changing a digit.

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 in 11 ways as a sum of consecutive naturals, for example, 96576 + ... + 96616.

Almost surely, 2^3960436 is an apocalyptic number.

It is an amenable number.

3960436 is a deficient number, since it is larger than the sum of its proper divisors (3758604).

3960436 is a wasteful number, since it uses less digits than its factorization.

3960436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136 (or 93 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 31.

The square root of 3960436 is about 1990.0844203199. The cubic root of 3960436 is about 158.2150039871.

The spelling of 3960436 in words is "three million, nine hundred sixty thousand, four hundred thirty-six".