491054346 has 16 divisors (see below), whose sum is σ = 1091232000. Its totient is φ = 163684764.

The previous prime is 491054341. The next prime is 491054357. The reversal of 491054346 is 643450194.

It is a super-2 number, since 2×491054346² = 482268741450975432, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 491054346.

It is not an unprimeable number, because it can be changed into a prime (491054341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4546746 + ... + 4546853.

It is an arithmetic number, because the mean of its divisors is an integer number (68202000).

Almost surely, 2^491054346 is an apocalyptic number.

491054346 is an abundant number, since it is smaller than the sum of its proper divisors (600177654).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

491054346 is a wasteful number, since it uses less digits than its factorization.

491054346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9093610 (or 9093604 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 491054346 is about 22159.7460725524. The cubic root of 491054346 is about 788.9385659637.

The spelling of 491054346 in words is "four hundred ninety-one million, fifty-four thousand, three hundred forty-six".