797948918 has 8 divisors (see below), whose sum is σ = 1288994448. Its totient is φ = 368284104.

The previous prime is 797948917. The next prime is 797948927. The reversal of 797948918 is 819849797.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (797948917) 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, 15345146 + ... + 15345197.

It is an arithmetic number, because the mean of its divisors is an integer number (161124306).

Almost surely, 2^797948918 is an apocalyptic number.

797948918 is a deficient number, since it is larger than the sum of its proper divisors (491045530).

797948918 is a wasteful number, since it uses less digits than its factorization.

797948918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30690358.

The product of its digits is 9144576, while the sum is 62.

The square root of 797948918 is about 28247.9896275823. The cubic root of 797948918 is about 927.5237311297.

The spelling of 797948918 in words is "seven hundred ninety-seven million, nine hundred forty-eight thousand, nine hundred eighteen".