6368945 has 16 divisors (see below), whose sum is σ = 8534592. Its totient is φ = 4522560.

The previous prime is 6368927. The next prime is 6368977. The reversal of 6368945 is 5498636.

It is not a de Polignac number, because 6368945 - 2⁶ = 6368881 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1019 + ... + 3711.

It is an arithmetic number, because the mean of its divisors is an integer number (533412).

Almost surely, 2^6368945 is an apocalyptic number.

It is an amenable number.

6368945 is a deficient number, since it is larger than the sum of its proper divisors (2165647).

6368945 is a wasteful number, since it uses less digits than its factorization.

6368945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2752.

The product of its digits is 155520, while the sum is 41.

The square root of 6368945 is about 2523.6768810606. The cubic root of 6368945 is about 185.3627651819.

The spelling of 6368945 in words is "six million, three hundred sixty-eight thousand, nine hundred forty-five".