494897767 has 8 divisors (see below), whose sum is σ = 609105056. Its totient is φ = 391567392.

The previous prime is 494897749. The next prime is 494897773. The reversal of 494897767 is 767798494.

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 494897767 - 2¹⁵ = 494864999 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494897747) 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 7 ways as a sum of consecutive naturals, for example, 2719128 + ... + 2719309.

It is an arithmetic number, because the mean of its divisors is an integer number (76138132).

Almost surely, 2^494897767 is an apocalyptic number.

494897767 is a deficient number, since it is larger than the sum of its proper divisors (114207289).

494897767 is a wasteful number, since it uses less digits than its factorization.

494897767 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5438457.

The product of its digits is 21337344, while the sum is 61.

The square root of 494897767 is about 22246.2978268295. The cubic root of 494897767 is about 790.9915270080.

The spelling of 494897767 in words is "four hundred ninety-four million, eight hundred ninety-seven thousand, seven hundred sixty-seven".