4747227081 has 8 divisors (see below), whose sum is σ = 6405897120. Its totient is φ = 3126687552.

The previous prime is 4747227077. The next prime is 4747227091. The reversal of 4747227081 is 1807227474.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4747227081 - 2² = 4747227077 is a prime.

It is a super-2 number, since 2×4747227081² = 45072329917159561122, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4747227041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9532336 + ... + 9532833.

It is an arithmetic number, because the mean of its divisors is an integer number (800737140).

Almost surely, 2^4747227081 is an apocalyptic number.

It is an amenable number.

4747227081 is a deficient number, since it is larger than the sum of its proper divisors (1658670039).

4747227081 is a wasteful number, since it uses less digits than its factorization.

4747227081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19065255.

The product of its (nonzero) digits is 175616, while the sum is 42.

The square root of 4747227081 is about 68900.1239548958. The cubic root of 4747227081 is about 1680.6605349735.

The spelling of 4747227081 in words is "four billion, seven hundred forty-seven million, two hundred twenty-seven thousand, eighty-one".