494505045 has 12 divisors (see below), whose sum is σ = 857142156. Its totient is φ = 263736000.

The previous prime is 494505023. The next prime is 494505047. The reversal of 494505045 is 540505494.

It can be written as a sum of positive squares in 2 ways, for example, as 300571569 + 193933476 = 17337^2 + 13926^2 .

It is not a de Polignac number, because 494505045 - 2⁹ = 494504533 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494505047) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5494456 + ... + 5494545.

It is an arithmetic number, because the mean of its divisors is an integer number (71428513).

Almost surely, 2^494505045 is an apocalyptic number.

494505045 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

494505045 is a deficient number, since it is larger than the sum of its proper divisors (362637111).

494505045 is a wasteful number, since it uses less digits than its factorization.

494505045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10989012 (or 10989009 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The square root of 494505045 is about 22237.4693928963. The cubic root of 494505045 is about 790.7822433943.

The spelling of 494505045 in words is "four hundred ninety-four million, five hundred five thousand, forty-five".