494127855 has 48 divisors (see below), whose sum is σ = 931615776. Its totient is φ = 240825600.

The previous prime is 494127853. The next prime is 494127863. The reversal of 494127855 is 558721494.

It is not a de Polignac number, because 494127855 - 2¹ = 494127853 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 494127855.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494127853) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 54904 + ... + 63266.

It is an arithmetic number, because the mean of its divisors is an integer number (19408662).

Almost surely, 2^494127855 is an apocalyptic number.

494127855 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

494127855 is a deficient number, since it is larger than the sum of its proper divisors (437487921).

494127855 is a wasteful number, since it uses less digits than its factorization.

494127855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8488 (or 8485 counting only the distinct ones).

The product of its digits is 403200, while the sum is 45.

The square root of 494127855 is about 22228.9868190163. The cubic root of 494127855 is about 790.5811325211.

The spelling of 494127855 in words is "four hundred ninety-four million, one hundred twenty-seven thousand, eight hundred fifty-five".