3097639 has 2 divisors, whose sum is σ = 3097640. Its totient is φ = 3097638.

The previous prime is 3097631. The next prime is 3097649. The reversal of 3097639 is 9367903.

3097639 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (9367903) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3097639 - 2³ = 3097631 is a prime.

3097639 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3097598 and 3097607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3097631) 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 as a sum of consecutive naturals, namely, 1548819 + 1548820.

It is an arithmetic number, because the mean of its divisors is an integer number (1548820).

Almost surely, 2^3097639 is an apocalyptic number.

3097639 is a deficient number, since it is larger than the sum of its proper divisors (1).

3097639 is an equidigital number, since it uses as much as digits as its factorization.

3097639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30618, while the sum is 37.

The square root of 3097639 is about 1760.0110795106. The cubic root of 3097639 is about 145.7729472621.

The spelling of 3097639 in words is "three million, ninety-seven thousand, six hundred thirty-nine".