496686461 has 4 divisors (see below), whose sum is σ = 504828924. Its totient is φ = 488544000.

The previous prime is 496686419. The next prime is 496686473. The reversal of 496686461 is 164686694.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 265494436 + 231192025 = 16294^2 + 15205^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-496686461 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (496680461) 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 3 ways as a sum of consecutive naturals, for example, 4071140 + ... + 4071261.

It is an arithmetic number, because the mean of its divisors is an integer number (126207231).

Almost surely, 2^496686461 is an apocalyptic number.

It is an amenable number.

496686461 is a deficient number, since it is larger than the sum of its proper divisors (8142463).

496686461 is an equidigital number, since it uses as much as digits as its factorization.

496686461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8142462.

The product of its digits is 1492992, while the sum is 50.

The square root of 496686461 is about 22286.4636270540. The cubic root of 496686461 is about 791.9433334665.

The spelling of 496686461 in words is "four hundred ninety-six million, six hundred eighty-six thousand, four hundred sixty-one".