494677971 has 12 divisors (see below), whose sum is σ = 715189072. Its totient is φ = 329483376.

The previous prime is 494677921. The next prime is 494677987. The reversal of 494677971 is 179776494.

494677971 is a `hidden beast` number, since 49 + 467 + 79 + 71 = 666.

It is not a de Polignac number, because 494677971 - 2⁹ = 494677459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (494677921) 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 11 ways as a sum of consecutive naturals, for example, 14551 + ... + 34656.

Almost surely, 2^494677971 is an apocalyptic number.

494677971 is a deficient number, since it is larger than the sum of its proper divisors (220511101).

494677971 is a wasteful number, since it uses less digits than its factorization.

494677971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50330 (or 50327 counting only the distinct ones).

The product of its digits is 2667168, while the sum is 54.

The square root of 494677971 is about 22241.3572202777. The cubic root of 494677971 is about 790.8744102150.

The spelling of 494677971 in words is "four hundred ninety-four million, six hundred seventy-seven thousand, nine hundred seventy-one".