494636375 has 8 divisors (see below), whose sum is σ = 617306352. Its totient is φ = 395709000.

The previous prime is 494636371. The next prime is 494636449. The reversal of 494636375 is 573636494.

It is not a de Polignac number, because 494636375 - 2² = 494636371 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494636371) 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, 1978421 + ... + 1978670.

It is an arithmetic number, because the mean of its divisors is an integer number (77163294).

Almost surely, 2^494636375 is an apocalyptic number.

494636375 is a deficient number, since it is larger than the sum of its proper divisors (122669977).

494636375 is an equidigital number, since it uses as much as digits as its factorization.

494636375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3957106 (or 3957096 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 47.

The square root of 494636375 is about 22240.4220958146. The cubic root of 494636375 is about 790.8522421676.

The spelling of 494636375 in words is "four hundred ninety-four million, six hundred thirty-six thousand, three hundred seventy-five".