6221365074 has 48 divisors (see below), whose sum is σ = 13981158360. Its totient is φ = 1997740800.

The previous prime is 6221365063. The next prime is 6221365081. The reversal of 6221365074 is 4705631226.

6221365074 is a `hidden beast` number, since 6 + 221 + 365 + 0 + 74 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 5877522225 + 343842849 = 76665^2 + 18543^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21022 + ... + 113510.

Almost surely, 2^6221365074 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6221365074, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6990579180).

6221365074 is an abundant number, since it is smaller than the sum of its proper divisors (7759793286).

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

6221365074 is a wasteful number, since it uses less digits than its factorization.

6221365074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92635 (or 92632 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 6221365074 is about 78875.6304190337. The cubic root of 6221365074 is about 1839.1983229844.

The spelling of 6221365074 in words is "six billion, two hundred twenty-one million, three hundred sixty-five thousand, seventy-four".