3505716 has 18 divisors (see below), whose sum is σ = 8861762. Its totient is φ = 1168560.

The previous prime is 3505699. The next prime is 3505727. The reversal of 3505716 is 6175053.

It can be written as a sum of positive squares in only one way, i.e., 3348900 + 156816 = 1830^2 + 396^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 3505716.

It is a congruent 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 5 ways as a sum of consecutive naturals, for example, 48655 + ... + 48726.

Almost surely, 2^3505716 is an apocalyptic number.

3505716 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3505716 is an abundant number, since it is smaller than the sum of its proper divisors (5356046).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3505716 is a wasteful number, since it uses less digits than its factorization.

3505716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97391 (or 97386 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 27.

The square root of 3505716 is about 1872.3557354306. The cubic root of 3505716 is about 151.9120566996.

The spelling of 3505716 in words is "three million, five hundred five thousand, seven hundred sixteen".