494821967 has 8 divisors (see below), whose sum is σ = 503656080. Its totient is φ = 486002880.

The previous prime is 494821919. The next prime is 494821973. The reversal of 494821967 is 769128494.

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 494821967 - 2⁶ = 494821903 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494821367) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78443 + ... + 84515.

It is an arithmetic number, because the mean of its divisors is an integer number (62957010).

Almost surely, 2^494821967 is an apocalyptic number.

494821967 is a deficient number, since it is larger than the sum of its proper divisors (8834113).

494821967 is a wasteful number, since it uses less digits than its factorization.

494821967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7513.

The product of its digits is 870912, while the sum is 50.

The square root of 494821967 is about 22244.5941073331. The cubic root of 494821967 is about 790.9511414152.

The spelling of 494821967 in words is "four hundred ninety-four million, eight hundred twenty-one thousand, nine hundred sixty-seven".