948516138 has 24 divisors (see below), whose sum is σ = 2163283200. Its totient is φ = 299531304.

The previous prime is 948516133. The next prime is 948516161. The reversal of 948516138 is 831615849.

948516138 is a `hidden beast` number, since 9 + 485 + 161 + 3 + 8 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 948516093 and 948516102.

It is not an unprimeable number, because it can be changed into a prime (948516133) 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 11 ways as a sum of consecutive naturals, for example, 1386378 + ... + 1387061.

It is an arithmetic number, because the mean of its divisors is an integer number (90136800).

Almost surely, 2^948516138 is an apocalyptic number.

948516138 is an abundant number, since it is smaller than the sum of its proper divisors (1214767062).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

948516138 is a wasteful number, since it uses less digits than its factorization.

948516138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2773466 (or 2773463 counting only the distinct ones).

The product of its digits is 207360, while the sum is 45.

The square root of 948516138 is about 30797.9891876077. The cubic root of 948516138 is about 982.5354787802.

The spelling of 948516138 in words is "nine hundred forty-eight million, five hundred sixteen thousand, one hundred thirty-eight".