3520946 has 24 divisors (see below), whose sum is σ = 6245424. Its totient is φ = 1475760.

The previous prime is 3520939. The next prime is 3520973. The reversal of 3520946 is 6490253.

It is an Ulam number.

It is an unprimeable number.

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, 3245 + ... + 4191.

It is an arithmetic number, because the mean of its divisors is an integer number (260226).

Almost surely, 2^3520946 is an apocalyptic number.

3520946 is a deficient number, since it is larger than the sum of its proper divisors (2724478).

3520946 is a wasteful number, since it uses less digits than its factorization.

3520946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 986 (or 973 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 3520946 is about 1876.4183968401. The cubic root of 3520946 is about 152.1317244562.

The spelling of 3520946 in words is "three million, five hundred twenty thousand, nine hundred forty-six".