6066840 has 64 divisors (see below), whose sum is σ = 19605600. Its totient is φ = 1492992.

The previous prime is 6066839. The next prime is 6066859. The reversal of 6066840 is 486606.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 6066798 and 6066807.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 385 + ... + 3504.

Almost surely, 2^6066840 is an apocalyptic number.

6066840 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 6066840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9802800).

6066840 is an abundant number, since it is smaller than the sum of its proper divisors (13538760).

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

6066840 is a wasteful number, since it uses less digits than its factorization.

6066840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3916 (or 3912 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 6066840 is about 2463.0956132477. The cubic root of 6066840 is about 182.3843265233.

The spelling of 6066840 in words is "six million, sixty-six thousand, eight hundred forty".