3020387 has 4 divisors (see below), whose sum is σ = 3071640. Its totient is φ = 2969136.

The previous prime is 3020371. The next prime is 3020389. The reversal of 3020387 is 7830203.

3020387 is nontrivially palindromic in base 9.

3020387 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3020387 - 2⁴ = 3020371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3020389) 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 3 ways as a sum of consecutive naturals, for example, 25538 + ... + 25655.

It is an arithmetic number, because the mean of its divisors is an integer number (767910).

Almost surely, 2^3020387 is an apocalyptic number.

3020387 is a deficient number, since it is larger than the sum of its proper divisors (51253).

3020387 is an equidigital number, since it uses as much as digits as its factorization.

3020387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51252.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 3020387 is about 1737.9260628692. The cubic root of 3020387 is about 144.5509213381.

The spelling of 3020387 in words is "three million, twenty thousand, three hundred eighty-seven".