3504993 has 16 divisors (see below), whose sum is σ = 4945920. Its totient is φ = 2203344.

The previous prime is 3504979. The next prime is 3504997. The reversal of 3504993 is 3994053.

It is not a de Polignac number, because 3504993 - 2⁵ = 3504961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3504997) 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 15 ways as a sum of consecutive naturals, for example, 5130 + ... + 5772.

It is an arithmetic number, because the mean of its divisors is an integer number (309120).

Almost surely, 2^3504993 is an apocalyptic number.

It is an amenable number.

3504993 is a deficient number, since it is larger than the sum of its proper divisors (1440927).

3504993 is a wasteful number, since it uses less digits than its factorization.

3504993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 748.

The product of its (nonzero) digits is 14580, while the sum is 33.

The square root of 3504993 is about 1872.1626531902. The cubic root of 3504993 is about 151.9016128066.

The spelling of 3504993 in words is "three million, five hundred four thousand, nine hundred ninety-three".