6390901 has 8 divisors (see below), whose sum is σ = 6992064. Its totient is φ = 5793120.

The previous prime is 6390893. The next prime is 6390907. The reversal of 6390901 is 1090936.

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 6390901 - 2³ = 6390893 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6390901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6390907) 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, 4761 + ... + 5953.

It is an arithmetic number, because the mean of its divisors is an integer number (874008).

Almost surely, 2^6390901 is an apocalyptic number.

It is an amenable number.

6390901 is a deficient number, since it is larger than the sum of its proper divisors (601163).

6390901 is a wasteful number, since it uses less digits than its factorization.

6390901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1691.

The product of its (nonzero) digits is 1458, while the sum is 28.

The square root of 6390901 is about 2528.0231407169. The cubic root of 6390901 is about 185.5755244956.

The spelling of 6390901 in words is "six million, three hundred ninety thousand, nine hundred one".