496610781 has 8 divisors (see below), whose sum is σ = 680043744. Its totient is φ = 322125840.

The previous prime is 496610773. The next prime is 496610791. The reversal of 496610781 is 187016694.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 496610781 - 2³ = 496610773 is a prime.

It is a super-2 number, since 2×496610781² = 493244535610859922, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (496610711) 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 7 ways as a sum of consecutive naturals, for example, 2236875 + ... + 2237096.

It is an arithmetic number, because the mean of its divisors is an integer number (85005468).

Almost surely, 2^496610781 is an apocalyptic number.

It is an amenable number.

496610781 is a deficient number, since it is larger than the sum of its proper divisors (183432963).

496610781 is a wasteful number, since it uses less digits than its factorization.

496610781 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4474011.

The product of its (nonzero) digits is 72576, while the sum is 42.

The square root of 496610781 is about 22284.7656707447. The cubic root of 496610781 is about 791.9031086832.

The spelling of 496610781 in words is "four hundred ninety-six million, six hundred ten thousand, seven hundred eighty-one".