3996546 has 8 divisors (see below), whose sum is σ = 7993104. Its totient is φ = 1332180.

The previous prime is 3996541. The next prime is 3996569. The reversal of 3996546 is 6456993.

It is a sphenic number, since it is the product of 3 distinct primes.

3996546 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3996498 and 3996507.

It is not an unprimeable number, because it can be changed into a prime (3996541) 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 3 ways as a sum of consecutive naturals, for example, 333040 + ... + 333051.

It is an arithmetic number, because the mean of its divisors is an integer number (999138).

Almost surely, 2^3996546 is an apocalyptic number.

3996546 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3996546 is a wasteful number, since it uses less digits than its factorization.

3996546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666096.

The product of its digits is 174960, while the sum is 42.

The square root of 3996546 is about 1999.1363135114. The cubic root of 3996546 is about 158.6944013456.

The spelling of 3996546 in words is "three million, nine hundred ninety-six thousand, five hundred forty-six".