3081297 has 8 divisors (see below), whose sum is σ = 4121280. Its totient is φ = 2047760.

The previous prime is 3081271. The next prime is 3081311. The reversal of 3081297 is 7921803.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3081297 - 2¹⁸ = 2819153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3081217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 354 + ... + 2507.

It is an arithmetic number, because the mean of its divisors is an integer number (515160).

Almost surely, 2^3081297 is an apocalyptic number.

It is an amenable number.

3081297 is a deficient number, since it is larger than the sum of its proper divisors (1039983).

3081297 is a wasteful number, since it uses less digits than its factorization.

3081297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3223.

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 3081297 is about 1755.3623557545. The cubic root of 3081297 is about 145.5161470489.

The spelling of 3081297 in words is "three million, eighty-one thousand, two hundred ninety-seven".