9142848772 has 18 divisors (see below), whose sum is σ = 16725886478. Its totient is φ = 4372665792.

The previous prime is 9142848769. The next prime is 9142848779. The reversal of 9142848772 is 2778482419.

It can be written as a sum of positive squares in only one way, i.e., 7094019076 + 2048829696 = 84226^2 + 45264^2 .

It is not an unprimeable number, because it can be changed into a prime (9142848779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2158293 + ... + 2162524.

Almost surely, 2^9142848772 is an apocalyptic number.

9142848772 is a gapful number since it is divisible by the number (92) formed by its first and last digit.

It is an amenable number.

9142848772 is a deficient number, since it is larger than the sum of its proper divisors (7583037706).

9142848772 is a wasteful number, since it uses less digits than its factorization.

9142848772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4320867 (or 4320842 counting only the distinct ones).

The product of its digits is 1806336, while the sum is 52.

The square root of 9142848772 is about 95618.2449744817. The cubic root of 9142848772 is about 2091.0311961419.

The spelling of 9142848772 in words is "nine billion, one hundred forty-two million, eight hundred forty-eight thousand, seven hundred seventy-two".