6415340 has 12 divisors (see below), whose sum is σ = 13472256. Its totient is φ = 2566128.

The previous prime is 6415337. The next prime is 6415361. The reversal of 6415340 is 435146.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160364 + ... + 160403.

It is an arithmetic number, because the mean of its divisors is an integer number (1122688).

Almost surely, 2^6415340 is an apocalyptic number.

It is an amenable number.

6415340 is an abundant number, since it is smaller than the sum of its proper divisors (7056916).

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

6415340 is a wasteful number, since it uses less digits than its factorization.

6415340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320776 (or 320774 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 6415340 is about 2532.8521472838. The cubic root of 6415340 is about 185.8117724298.

The spelling of 6415340 in words is "six million, four hundred fifteen thousand, three hundred forty".