3520846 has 24 divisors (see below), whose sum is σ = 6316056. Its totient is φ = 1466640.

The previous prime is 3520841. The next prime is 3520873. The reversal of 3520846 is 6480253.

3520846 = 24² + 25² + ... + 219².

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3520841) 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, 3141 + ... + 4111.

It is an arithmetic number, because the mean of its divisors is an integer number (263169).

Almost surely, 2^3520846 is an apocalyptic number.

3520846 is a deficient number, since it is larger than the sum of its proper divisors (2795210).

3520846 is a wasteful number, since it uses less digits than its factorization.

3520846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1024 (or 1017 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 3520846 is about 1876.3917501417. The cubic root of 3520846 is about 152.1302841883.

The spelling of 3520846 in words is "three million, five hundred twenty thousand, eight hundred forty-six".