6020391 has 8 divisors (see below), whose sum is σ = 8644720. Its totient is φ = 3704832.

The previous prime is 6020351. The next prime is 6020401. The reversal of 6020391 is 1930206.

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

It is not a de Polignac number, because 6020391 - 2⁶ = 6020327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6020341) 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, 77146 + ... + 77223.

It is an arithmetic number, because the mean of its divisors is an integer number (1080590).

Almost surely, 2^6020391 is an apocalyptic number.

6020391 is a deficient number, since it is larger than the sum of its proper divisors (2624329).

6020391 is a wasteful number, since it uses less digits than its factorization.

6020391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154385.

The product of its (nonzero) digits is 324, while the sum is 21.

The square root of 6020391 is about 2453.6485078348. The cubic root of 6020391 is about 181.9176760072.

Adding to 6020391 its reverse (1930206), we get a palindrome (7950597).

The spelling of 6020391 in words is "six million, twenty thousand, three hundred ninety-one".