494073751 has 2 divisors, whose sum is σ = 494073752. Its totient is φ = 494073750.

The previous prime is 494073743. The next prime is 494073773. The reversal of 494073751 is 157370494.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 494073751 - 2³ = 494073743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (494073721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247036875 + 247036876.

It is an arithmetic number, because the mean of its divisors is an integer number (247036876).

Almost surely, 2^494073751 is an apocalyptic number.

494073751 is a deficient number, since it is larger than the sum of its proper divisors (1).

494073751 is an equidigital number, since it uses as much as digits as its factorization.

494073751 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 105840, while the sum is 40.

The square root of 494073751 is about 22227.7698161556. The cubic root of 494073751 is about 790.5522768565.

The spelling of 494073751 in words is "four hundred ninety-four million, seventy-three thousand, seven hundred fifty-one".