6403085 has 16 divisors (see below), whose sum is σ = 8636544. Its totient is φ = 4521792.

The previous prime is 6403063. The next prime is 6403127. The reversal of 6403085 is 5803046.

It is a cyclic number.

It is not a de Polignac number, because 6403085 - 2⁶ = 6403021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 647 + ... + 3636.

It is an arithmetic number, because the mean of its divisors is an integer number (539784).

Almost surely, 2^6403085 is an apocalyptic number.

6403085 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

6403085 is a deficient number, since it is larger than the sum of its proper divisors (2233459).

6403085 is a wasteful number, since it uses less digits than its factorization.

6403085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4324.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 6403085 is about 2530.4317813369. The cubic root of 6403085 is about 185.6933804307.

The spelling of 6403085 in words is "six million, four hundred three thousand, eighty-five".