791579722 has 4 divisors (see below), whose sum is σ = 1187369586. Its totient is φ = 395789860.

The previous prime is 791579717. The next prime is 791579771. The reversal of 791579722 is 227975197.

791579722 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 772228521 + 19351201 = 27789^2 + 4399^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197894929 + ... + 197894932.

Almost surely, 2^791579722 is an apocalyptic number.

791579722 is a deficient number, since it is larger than the sum of its proper divisors (395789864).

791579722 is a wasteful number, since it uses less digits than its factorization.

791579722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395789863.

The product of its digits is 555660, while the sum is 49.

The square root of 791579722 is about 28135.0266038616. The cubic root of 791579722 is about 925.0493168739.

The spelling of 791579722 in words is "seven hundred ninety-one million, five hundred seventy-nine thousand, seven hundred twenty-two".