4197728327 has 16 divisors (see below), whose sum is σ = 4630674048. Its totient is φ = 3780695520.

The previous prime is 4197728323. The next prime is 4197728347. The reversal of 4197728327 is 7238277914.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 4197728327 - 2² = 4197728323 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4197728323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 606428 + ... + 613310.

It is an arithmetic number, because the mean of its divisors is an integer number (289417128).

Almost surely, 2^4197728327 is an apocalyptic number.

4197728327 is a deficient number, since it is larger than the sum of its proper divisors (432945721).

4197728327 is a wasteful number, since it uses less digits than its factorization.

4197728327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8030.

The product of its digits is 1185408, while the sum is 50.

The square root of 4197728327 is about 64789.8782758542. The cubic root of 4197728327 is about 1613.1377060807.

The spelling of 4197728327 in words is "four billion, one hundred ninety-seven million, seven hundred twenty-eight thousand, three hundred twenty-seven".