804829769 has 4 divisors (see below), whose sum is σ = 805068996. Its totient is φ = 804590544.

The previous prime is 804829757. The next prime is 804829783. The reversal of 804829769 is 967928408.

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

It can be written as a sum of positive squares in 2 ways, for example, as 363283600 + 441546169 = 19060^2 + 21013^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-804829769 is a prime.

It is a super-2 number, since 2×804829769² = 1295501914137186722, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 804829769.

It is not an unprimeable number, because it can be changed into a prime (804829799) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114494 + ... + 121319.

It is an arithmetic number, because the mean of its divisors is an integer number (201267249).

Almost surely, 2^804829769 is an apocalyptic number.

It is an amenable number.

804829769 is a deficient number, since it is larger than the sum of its proper divisors (239227).

804829769 is a wasteful number, since it uses less digits than its factorization.

804829769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239226.

The product of its (nonzero) digits is 1741824, while the sum is 53.

The square root of 804829769 is about 28369.5218324173. The cubic root of 804829769 is about 930.1821699639.

The spelling of 804829769 in words is "eight hundred four million, eight hundred twenty-nine thousand, seven hundred sixty-nine".