6415868 has 12 divisors (see below), whose sum is σ = 11888352. Its totient is φ = 3019200.

The previous prime is 6415861. The next prime is 6415883. The reversal of 6415868 is 8685146.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6415861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47108 + ... + 47243.

It is an arithmetic number, because the mean of its divisors is an integer number (990696).

Almost surely, 2^6415868 is an apocalyptic number.

6415868 is a gapful number since it is divisible by the number (68) formed by its first and last digit.

It is an amenable number.

6415868 is a deficient number, since it is larger than the sum of its proper divisors (5472484).

6415868 is a wasteful number, since it uses less digits than its factorization.

6415868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94372 (or 94370 counting only the distinct ones).

The product of its digits is 46080, while the sum is 38.

The square root of 6415868 is about 2532.9563754633. The cubic root of 6415868 is about 185.8168698954.

The spelling of 6415868 in words is "six million, four hundred fifteen thousand, eight hundred sixty-eight".