834320477 has 4 divisors (see below), whose sum is σ = 839316576. Its totient is φ = 829324380.

The previous prime is 834320429. The next prime is 834320489. The reversal of 834320477 is 774023438.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 834320477 - 2²⁴ = 817543261 is a prime.

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 834320477.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (834320677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2497799 + ... + 2498132.

It is an arithmetic number, because the mean of its divisors is an integer number (209829144).

Almost surely, 2^834320477 is an apocalyptic number.

It is an amenable number.

834320477 is a deficient number, since it is larger than the sum of its proper divisors (4996099).

834320477 is a wasteful number, since it uses less digits than its factorization.

834320477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4996098.

The product of its (nonzero) digits is 112896, while the sum is 38.

The square root of 834320477 is about 28884.6062289241. The cubic root of 834320477 is about 941.4074573607.

The spelling of 834320477 in words is "eight hundred thirty-four million, three hundred twenty thousand, four hundred seventy-seven".