6266840 has 16 divisors (see below), whose sum is σ = 14100480. Its totient is φ = 2506720.

The previous prime is 6266837. The next prime is 6266849. The reversal of 6266840 is 486626.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 6266797 and 6266806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6266849) 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, 78296 + ... + 78375.

It is an arithmetic number, because the mean of its divisors is an integer number (881280).

Almost surely, 2^6266840 is an apocalyptic number.

It is an amenable number.

6266840 is an abundant number, since it is smaller than the sum of its proper divisors (7833640).

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

6266840 is a wasteful number, since it uses less digits than its factorization.

6266840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156682 (or 156678 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 6266840 is about 2503.3657343664. The cubic root of 6266840 is about 184.3668641435.

The spelling of 6266840 in words is "six million, two hundred sixty-six thousand, eight hundred forty".