797251838 has 8 divisors (see below), whose sum is σ = 1206461088. Its totient is φ = 395098144.

The previous prime is 797251823. The next prime is 797251841. The reversal of 797251838 is 838152797.

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

It is a super-2 number, since 2×797251838² = 1271220986388756488, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1763606 + ... + 1764057.

It is an arithmetic number, because the mean of its divisors is an integer number (150807636).

Almost surely, 2^797251838 is an apocalyptic number.

797251838 is a deficient number, since it is larger than the sum of its proper divisors (409209250).

797251838 is a wasteful number, since it uses less digits than its factorization.

797251838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3527778.

The product of its digits is 846720, while the sum is 50.

The square root of 797251838 is about 28235.6483545181. The cubic root of 797251838 is about 927.2535606986.

The spelling of 797251838 in words is "seven hundred ninety-seven million, two hundred fifty-one thousand, eight hundred thirty-eight".