791506 has 8 divisors (see below), whose sum is σ = 1191564. Its totient is φ = 394320.

The previous prime is 791489. The next prime is 791519. The reversal of 791506 is 605197.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 783225 + 8281 = 885^2 + 91^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 216 + ... + 1276.

2⁷⁹¹⁵⁰⁶ is an apocalyptic number.

791506 is a deficient number, since it is larger than the sum of its proper divisors (400058).

791506 is a wasteful number, since it uses less digits than its factorization.

791506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1436.

The product of its (nonzero) digits is 1890, while the sum is 28.

The square root of 791506 is about 889.6662295490. Note that the first 3 decimals coincide. The cubic root of 791506 is about 92.5020598519.

The spelling of 791506 in words is "seven hundred ninety-one thousand, five hundred six".