3243715 has 8 divisors (see below), whose sum is σ = 3987648. Its totient is φ = 2531520.

The previous prime is 3243697. The next prime is 3243727. The reversal of 3243715 is 5173423.

3243715 = 9² + 10² + ... + 213².

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3243715 - 2⁵ = 3243683 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3243715.

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 7 ways as a sum of consecutive naturals, for example, 7707 + ... + 8116.

It is an arithmetic number, because the mean of its divisors is an integer number (498456).

Almost surely, 2^3243715 is an apocalyptic number.

3243715 is a deficient number, since it is larger than the sum of its proper divisors (743933).

3243715 is a wasteful number, since it uses less digits than its factorization.

3243715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15869.

The product of its digits is 2520, while the sum is 25.

The square root of 3243715 is about 1801.0316488058. The cubic root of 3243715 is about 148.0292582769.

The spelling of 3243715 in words is "three million, two hundred forty-three thousand, seven hundred fifteen".