491743552 has 28 divisors (see below), whose sum is σ = 990376480. Its totient is φ = 242199936.

The previous prime is 491743523. The next prime is 491743561. The reversal of 491743552 is 255347194.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53052 + ... + 61627.

Almost surely, 2^491743552 is an apocalyptic number.

It is an amenable number.

491743552 is an abundant number, since it is smaller than the sum of its proper divisors (498632928).

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

491743552 is a wasteful number, since it uses less digits than its factorization.

491743552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114758 (or 114748 counting only the distinct ones).

The product of its digits is 151200, while the sum is 40.

The square root of 491743552 is about 22175.2914749728. The cubic root of 491743552 is about 789.3074911899.

The spelling of 491743552 in words is "four hundred ninety-one million, seven hundred forty-three thousand, five hundred fifty-two".