494145786 has 8 divisors (see below), whose sum is σ = 988291584. Its totient is φ = 164715260.

The previous prime is 494145781. The next prime is 494145791. The reversal of 494145786 is 687541494.

It is an interprime number because it is at equal distance from previous prime (494145781) and next prime (494145791).

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

494145786 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (494145781) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41178810 + ... + 41178821.

It is an arithmetic number, because the mean of its divisors is an integer number (123536448).

Almost surely, 2^494145786 is an apocalyptic number.

494145786 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

494145786 is a wasteful number, since it uses less digits than its factorization.

494145786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82357636.

The product of its digits is 967680, while the sum is 48.

The square root of 494145786 is about 22229.3901400826. The cubic root of 494145786 is about 790.5906953219.

The spelling of 494145786 in words is "four hundred ninety-four million, one hundred forty-five thousand, seven hundred eighty-six".