798254645 has 8 divisors (see below), whose sum is σ = 958140600. Its totient is φ = 638447040.

The previous prime is 798254641. The next prime is 798254647. The reversal of 798254645 is 546452897.

It can be written as a sum of positive squares in 4 ways, for example, as 220284964 + 577969681 = 14842^2 + 24041^2 .

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

It is not a de Polignac number, because 798254645 - 2² = 798254641 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 798254593 and 798254602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (798254641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5831 + ... + 40379.

It is an arithmetic number, because the mean of its divisors is an integer number (119767575).

Almost surely, 2^798254645 is an apocalyptic number.

It is an amenable number.

798254645 is a deficient number, since it is larger than the sum of its proper divisors (159885955).

798254645 is a wasteful number, since it uses less digits than its factorization.

798254645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39175.

The product of its digits is 2419200, while the sum is 50.

The square root of 798254645 is about 28253.4005917872. The cubic root of 798254645 is about 927.6421734817.

The spelling of 798254645 in words is "seven hundred ninety-eight million, two hundred fifty-four thousand, six hundred forty-five".