9742046771 has 4 divisors (see below), whose sum is σ = 9742260432. Its totient is φ = 9741833112.

The previous prime is 9742046767. The next prime is 9742046813. The reversal of 9742046771 is 1776402479.

It is a happy number.

9742046771 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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 9742046771 - 2² = 9742046767 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9742046471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7895 + ... + 139808.

It is an arithmetic number, because the mean of its divisors is an integer number (2435565108).

Almost surely, 2^9742046771 is an apocalyptic number.

9742046771 is a deficient number, since it is larger than the sum of its proper divisors (213661).

9742046771 is a wasteful number, since it uses less digits than its factorization.

9742046771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213660.

The product of its (nonzero) digits is 592704, while the sum is 47.

The square root of 9742046771 is about 98701.8073340098. The cubic root of 9742046771 is about 2135.7483036378.

The spelling of 9742046771 in words is "nine billion, seven hundred forty-two million, forty-six thousand, seven hundred seventy-one".