4892439918 has 16 divisors (see below), whose sum is σ = 9791095680. Its totient is φ = 1629777336.

The previous prime is 4892439889. The next prime is 4892439931. The reversal of 4892439918 is 8199342984.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 248730 + ... + 267677.

It is an arithmetic number, because the mean of its divisors is an integer number (611943480).

Almost surely, 2^4892439918 is an apocalyptic number.

4892439918 is an abundant number, since it is smaller than the sum of its proper divisors (4898655762).

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

4892439918 is a wasteful number, since it uses less digits than its factorization.

4892439918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517991.

The product of its digits is 4478976, while the sum is 57.

The square root of 4892439918 is about 69945.9785691787. The cubic root of 4892439918 is about 1697.6252792351.

The spelling of 4892439918 in words is "four billion, eight hundred ninety-two million, four hundred thirty-nine thousand, nine hundred eighteen".