791192098 has 4 divisors (see below), whose sum is σ = 1186788150. Its totient is φ = 395596048.

The previous prime is 791192089. The next prime is 791192099. The reversal of 791192098 is 890291197.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 479916649 + 311275449 = 21907^2 + 17643^2 .

It is not an unprimeable number, because it can be changed into a prime (791192099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197798023 + ... + 197798026.

Almost surely, 2^791192098 is an apocalyptic number.

791192098 is a deficient number, since it is larger than the sum of its proper divisors (395596052).

791192098 is a wasteful number, since it uses less digits than its factorization.

791192098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395596051.

The product of its (nonzero) digits is 81648, while the sum is 46.

The square root of 791192098 is about 28128.1371228171. The cubic root of 791192098 is about 924.8982982415.

Subtracting 791192098 from its reverse (890291197), we obtain a palindrome (99099099).

The spelling of 791192098 in words is "seven hundred ninety-one million, one hundred ninety-two thousand, ninety-eight".