3097645 has 8 divisors (see below), whose sum is σ = 3759480. Its totient is φ = 2449920.

The previous prime is 3097639. The next prime is 3097649. The reversal of 3097645 is 5467903.

3097645 = 33² + 34² + ... + 210².

3097645 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 281961 + 2815684 = 531^2 + 1678^2 .

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

It is not a de Polignac number, because 3097645 - 2¹¹ = 3095597 is a prime.

It is a super-3 number, since 3×3097645³ = 89169470744914833375, which contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3097645.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3097649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3036 + ... + 3925.

It is an arithmetic number, because the mean of its divisors is an integer number (469935).

Almost surely, 2^3097645 is an apocalyptic number.

It is an amenable number.

3097645 is a deficient number, since it is larger than the sum of its proper divisors (661835).

3097645 is an equidigital number, since it uses as much as digits as its factorization.

3097645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7055.

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 3097645 is about 1760.0127840445. The cubic root of 3097645 is about 145.7730413808.

The spelling of 3097645 in words is "three million, ninety-seven thousand, six hundred forty-five".