6403065 has 8 divisors (see below), whose sum is σ = 10244928. Its totient is φ = 3414960.

The previous prime is 6403063. The next prime is 6403127. The reversal of 6403065 is 5603046.

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

It is not a de Polignac number, because 6403065 - 2¹ = 6403063 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6403063) 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, 213421 + ... + 213450.

It is an arithmetic number, because the mean of its divisors is an integer number (1280616).

Almost surely, 2^6403065 is an apocalyptic number.

It is an amenable number.

6403065 is a deficient number, since it is larger than the sum of its proper divisors (3841863).

6403065 is a wasteful number, since it uses less digits than its factorization.

6403065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426879.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 6403065 is about 2530.4278294391. The cubic root of 6403065 is about 185.6931870931.

The spelling of 6403065 in words is "six million, four hundred three thousand, sixty-five".