494760161 has 8 divisors (see below), whose sum is σ = 579231744. Its totient is φ = 413736480.

The previous prime is 494760157. The next prime is 494760169. The reversal of 494760161 is 161067494.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 494760161 - 2² = 494760157 is a prime.

It is a super-3 number, since 3×494760161³ (a number of 27 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (494760169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 861665 + ... + 862238.

It is an arithmetic number, because the mean of its divisors is an integer number (72403968).

Almost surely, 2^494760161 is an apocalyptic number.

494760161 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

494760161 is a deficient number, since it is larger than the sum of its proper divisors (84471583).

494760161 is a wasteful number, since it uses less digits than its factorization.

494760161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1723951.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 494760161 is about 22243.2048275423. The cubic root of 494760161 is about 790.9182086535.

The spelling of 494760161 in words is "four hundred ninety-four million, seven hundred sixty thousand, one hundred sixty-one".