805496379 has 16 divisors (see below), whose sum is σ = 1094668800. Its totient is φ = 526702176.

The previous prime is 805496347. The next prime is 805496383. The reversal of 805496379 is 973694508.

It is not a de Polignac number, because 805496379 - 2⁵ = 805496347 is a prime.

It is a super-2 number, since 2×805496379² = 1297648833164223282, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (805496309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77037 + ... + 86865.

It is an arithmetic number, because the mean of its divisors is an integer number (68416800).

Almost surely, 2^805496379 is an apocalyptic number.

805496379 is a deficient number, since it is larger than the sum of its proper divisors (289172421).

805496379 is a wasteful number, since it uses less digits than its factorization.

805496379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10354.

The product of its (nonzero) digits is 1632960, while the sum is 51.

The square root of 805496379 is about 28381.2681006329. The cubic root of 805496379 is about 930.4389106420.

The spelling of 805496379 in words is "eight hundred five million, four hundred ninety-six thousand, three hundred seventy-nine".