494715745 has 8 divisors (see below), whose sum is σ = 593802216. Its totient is φ = 395677056.

The previous prime is 494715737. The next prime is 494715797. The reversal of 494715745 is 547517494.

It can be written as a sum of positive squares in 4 ways, for example, as 83923921 + 410791824 = 9161^2 + 20268^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 494715745 - 2³ = 494715737 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 494715695 and 494715704.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17389 + ... + 35941.

It is an arithmetic number, because the mean of its divisors is an integer number (74225277).

Almost surely, 2^494715745 is an apocalyptic number.

It is an amenable number.

494715745 is a deficient number, since it is larger than the sum of its proper divisors (99086471).

494715745 is a wasteful number, since it uses less digits than its factorization.

494715745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23891.

The product of its digits is 705600, while the sum is 46.

The square root of 494715745 is about 22242.2063878564. The cubic root of 494715745 is about 790.8945403005.

The spelling of 494715745 in words is "four hundred ninety-four million, seven hundred fifteen thousand, seven hundred forty-five".