6199776 has 144 divisors (see below), whose sum is σ = 20442240. Its totient is φ = 1762560.

The previous prime is 6199771. The next prime is 6199777. The reversal of 6199776 is 6779916.

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6199771) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 60141 + ... + 60243.

It is an arithmetic number, because the mean of its divisors is an integer number (141960).

Almost surely, 2^6199776 is an apocalyptic number.

6199776 is a gapful number since it is divisible by the number (66) 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 6199776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10221120).

6199776 is an abundant number, since it is smaller than the sum of its proper divisors (14242464).

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

6199776 is a wasteful number, since it uses less digits than its factorization.

6199776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149 (or 138 counting only the distinct ones).

The product of its digits is 142884, while the sum is 45.

The square root of 6199776 is about 2489.9349389090. The cubic root of 6199776 is about 183.7068425647.

The spelling of 6199776 in words is "six million, one hundred ninety-nine thousand, seven hundred seventy-six".