3521696 has 24 divisors (see below), whose sum is σ = 6985440. Its totient is φ = 1747648.

The previous prime is 3521689. The next prime is 3521699. The reversal of 3521696 is 6961253.

It is a happy number.

3521696 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is not an unprimeable number, because it can be changed into a prime (3521699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5015 + ... + 5673.

It is an arithmetic number, because the mean of its divisors is an integer number (291060).

Almost surely, 2^3521696 is an apocalyptic number.

It is an amenable number.

3521696 is a deficient number, since it is larger than the sum of its proper divisors (3463744).

3521696 is a wasteful number, since it uses less digits than its factorization.

3521696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 836 (or 828 counting only the distinct ones).

The product of its digits is 9720, while the sum is 32.

The square root of 3521696 is about 1876.6182350174. The cubic root of 3521696 is about 152.1425255963.

It can be divided in two parts, 352 and 1696, that added together give a 11-th power (2048 = 2¹¹).

The spelling of 3521696 in words is "three million, five hundred twenty-one thousand, six hundred ninety-six".