494534169 has 48 divisors (see below), whose sum is σ = 754737984. Its totient is φ = 311731200.

The previous prime is 494534123. The next prime is 494534171. The reversal of 494534169 is 961435494.

It is not a de Polignac number, because 494534169 - 2⁹ = 494533657 is a prime.

It is a super-2 number, since 2×494534169² = 489128088617041122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (494534269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2051889 + ... + 2052129.

It is an arithmetic number, because the mean of its divisors is an integer number (15723708).

Almost surely, 2^494534169 is an apocalyptic number.

It is an amenable number.

494534169 is a deficient number, since it is larger than the sum of its proper divisors (260203815).

494534169 is a wasteful number, since it uses less digits than its factorization.

494534169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438 (or 435 counting only the distinct ones).

The product of its digits is 466560, while the sum is 45.

The square root of 494534169 is about 22238.1242239538. The cubic root of 494534169 is about 790.7977675298.

The spelling of 494534169 in words is "four hundred ninety-four million, five hundred thirty-four thousand, one hundred sixty-nine".