3945536 has 28 divisors (see below), whose sum is σ = 8948928. Its totient is φ = 1690752.

The previous prime is 3945527. The next prime is 3945607. The reversal of 3945536 is 6355493.

It is a tau number, because it is divible by the number of its divisors (28).

It is a junction number, because it is equal to n+sod(n) for n = 3945496 and 3945505.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3956 + ... + 4851.

Almost surely, 2^3945536 is an apocalyptic number.

It is an amenable number.

3945536 is an abundant number, since it is smaller than the sum of its proper divisors (5003392).

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

3945536 is an equidigital number, since it uses as much as digits as its factorization.

3945536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8826 (or 8816 counting only the distinct ones).

The product of its digits is 48600, while the sum is 35.

The square root of 3945536 is about 1986.3373328818. The cubic root of 3945536 is about 158.0163418444.

The spelling of 3945536 in words is "three million, nine hundred forty-five thousand, five hundred thirty-six".