4921227247 has 4 divisors (see below), whose sum is σ = 4924055656. Its totient is φ = 4918398840.

The previous prime is 4921227203. The next prime is 4921227263. The reversal of 4921227247 is 7427221294.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4921227247 - 2¹⁹ = 4920702959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4921227547) 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, 1411593 + ... + 1415074.

It is an arithmetic number, because the mean of its divisors is an integer number (1231013914).

Almost surely, 2^4921227247 is an apocalyptic number.

4921227247 is a deficient number, since it is larger than the sum of its proper divisors (2828409).

4921227247 is a wasteful number, since it uses less digits than its factorization.

4921227247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2828408.

The product of its digits is 112896, while the sum is 40.

The square root of 4921227247 is about 70151.4593362105. The cubic root of 4921227247 is about 1700.9484035586.

The spelling of 4921227247 in words is "four billion, nine hundred twenty-one million, two hundred twenty-seven thousand, two hundred forty-seven".