6365040 has 80 divisors (see below), whose sum is σ = 21534336. Its totient is φ = 1542400.

The previous prime is 6365039. The next prime is 6365053. The reversal of 6365040 is 405636.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 6365040.

It is a congruent number.

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, 1435 + ... + 3845.

Almost surely, 2^6365040 is an apocalyptic number.

6365040 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6365040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10767168).

6365040 is an abundant number, since it is smaller than the sum of its proper divisors (15169296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6365040 is a wasteful number, since it uses less digits than its factorization.

6365040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2438 (or 2432 counting only the distinct ones).

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

The square root of 6365040 is about 2522.9030896965. The cubic root of 6365040 is about 185.3248735277.

The spelling of 6365040 in words is "six million, three hundred sixty-five thousand, forty".