491976076 has 24 divisors (see below), whose sum is σ = 890624000. Its totient is φ = 237546000.

The previous prime is 491976061. The next prime is 491976083. The reversal of 491976076 is 670679194.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57901 + ... + 65851.

Almost surely, 2^491976076 is an apocalyptic number.

It is an amenable number.

491976076 is a deficient number, since it is larger than the sum of its proper divisors (398647924).

491976076 is a wasteful number, since it uses less digits than its factorization.

491976076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8485 (or 8483 counting only the distinct ones).

The product of its (nonzero) digits is 571536, while the sum is 49.

The square root of 491976076 is about 22180.5337176543. The cubic root of 491976076 is about 789.4318812395.

The spelling of 491976076 in words is "four hundred ninety-one million, nine hundred seventy-six thousand, seventy-six".