485791838 has 16 divisors (see below), whose sum is σ = 834969600. Its totient is φ = 207650616.

The previous prime is 485791837. The next prime is 485791849. The reversal of 485791838 is 838197584.

It is a self number, because there is not a number n which added to its sum of digits gives 485791838.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (485791837) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39938 + ... + 50661.

It is an arithmetic number, because the mean of its divisors is an integer number (52185600).

Almost surely, 2^485791838 is an apocalyptic number.

485791838 is a deficient number, since it is larger than the sum of its proper divisors (349177762).

485791838 is a wasteful number, since it uses less digits than its factorization.

485791838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90991.

The product of its digits is 1935360, while the sum is 53.

The square root of 485791838 is about 22040.6859693613. The cubic root of 485791838 is about 786.1101514568.

The spelling of 485791838 in words is "four hundred eighty-five million, seven hundred ninety-one thousand, eight hundred thirty-eight".