3505723 has 16 divisors (see below), whose sum is σ = 4142880. Its totient is φ = 2935296.

The previous prime is 3505699. The next prime is 3505727. The reversal of 3505723 is 3275053.

It is a de Polignac number, because none of the positive numbers 2^k-3505723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3505727) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6136 + ... + 6682.

It is an arithmetic number, because the mean of its divisors is an integer number (258930).

Almost surely, 2^3505723 is an apocalyptic number.

3505723 is a deficient number, since it is larger than the sum of its proper divisors (637157).

3505723 is a wasteful number, since it uses less digits than its factorization.

3505723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606.

The product of its (nonzero) digits is 3150, while the sum is 25.

The square root of 3505723 is about 1872.3576047326. The cubic root of 3505723 is about 151.9121578091.

The spelling of 3505723 in words is "three million, five hundred five thousand, seven hundred twenty-three".