4747509747 has 24 divisors (see below), whose sum is σ = 6941769120. Its totient is φ = 3126268800.

The previous prime is 4747509733. The next prime is 4747509751. The reversal of 4747509747 is 7479057474.

4747509747 is a `hidden beast` number, since 47 + 475 + 0 + 97 + 47 = 666.

It is not a de Polignac number, because 4747509747 - 2⁴ = 4747509731 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4747509693 and 4747509702.

It is not an unprimeable number, because it can be changed into a prime (4747509847) 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, 393103 + ... + 404999.

It is an arithmetic number, because the mean of its divisors is an integer number (289240380).

Almost surely, 2^4747509747 is an apocalyptic number.

4747509747 is a deficient number, since it is larger than the sum of its proper divisors (2194259373).

4747509747 is a wasteful number, since it uses less digits than its factorization.

4747509747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12443 (or 12440 counting only the distinct ones).

The product of its (nonzero) digits is 6914880, while the sum is 54.

The square root of 4747509747 is about 68902.1751978847. The cubic root of 4747509747 is about 1680.6938917207.

The spelling of 4747509747 in words is "four billion, seven hundred forty-seven million, five hundred nine thousand, seven hundred forty-seven".