791262198 has 48 divisors (see below), whose sum is σ = 1781069472. Its totient is φ = 253680000.

The previous prime is 791262193. The next prime is 791262209. The reversal of 791262198 is 891262197.

791262198 is a `hidden beast` number, since 7 + 9 + 12 + 621 + 9 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (791262191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44848 + ... + 59948.

It is an arithmetic number, because the mean of its divisors is an integer number (37105614).

Almost surely, 2^791262198 is an apocalyptic number.

791262198 is an abundant number, since it is smaller than the sum of its proper divisors (989807274).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

791262198 is a wasteful number, since it uses less digits than its factorization.

791262198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15221 (or 15218 counting only the distinct ones).

The product of its digits is 108864, while the sum is 45.

The square root of 791262198 is about 28129.3831784488. The cubic root of 791262198 is about 924.9256129126.

Subtracting 791262198 from its reverse (891262197), we obtain a palindrome (99999999).

The spelling of 791262198 in words is "seven hundred ninety-one million, two hundred sixty-two thousand, one hundred ninety-eight".