9472747019 has 4 divisors (see below), whose sum is σ = 9472998696. Its totient is φ = 9472495344.

The previous prime is 9472747007. The next prime is 9472747061. The reversal of 9472747019 is 9107472749.

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 9472747019 - 2¹⁶ = 9472681483 is a prime.

It is a super-2 number, since 2×9472747019² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9472747069) 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, 56729 + ... + 148874.

It is an arithmetic number, because the mean of its divisors is an integer number (2368249674).

Almost surely, 2^9472747019 is an apocalyptic number.

9472747019 is a deficient number, since it is larger than the sum of its proper divisors (251677).

9472747019 is a wasteful number, since it uses less digits than its factorization.

9472747019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251676.

The product of its (nonzero) digits is 889056, while the sum is 50.

The square root of 9472747019 is about 97328.0381955786. The cubic root of 9472747019 is about 2115.8846099570.

The spelling of 9472747019 in words is "nine billion, four hundred seventy-two million, seven hundred forty-seven thousand, nineteen".