491648962 has 32 divisors (see below), whose sum is σ = 855243648. Its totient is φ = 207622656.

The previous prime is 491648957. The next prime is 491649043. The reversal of 491648962 is 269846194.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 375513 + ... + 376819.

It is an arithmetic number, because the mean of its divisors is an integer number (26726364).

Almost surely, 2^491648962 is an apocalyptic number.

491648962 is a deficient number, since it is larger than the sum of its proper divisors (363594686).

491648962 is a wasteful number, since it uses less digits than its factorization.

491648962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1690.

The product of its digits is 746496, while the sum is 49.

The square root of 491648962 is about 22173.1585932181. The cubic root of 491648962 is about 789.2568785058.

The spelling of 491648962 in words is "four hundred ninety-one million, six hundred forty-eight thousand, nine hundred sixty-two".