834772620 has 48 divisors (see below), whose sum is σ = 2549852928. Its totient is φ = 202368960.

The previous prime is 834772613. The next prime is 834772621. The reversal of 834772620 is 26277438.

It is not an unprimeable number, because it can be changed into a prime (834772621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 631744 + ... + 633063.

It is an arithmetic number, because the mean of its divisors is an integer number (53121936).

Almost surely, 2^834772620 is an apocalyptic number.

It is an amenable number.

834772620 is an abundant number, since it is smaller than the sum of its proper divisors (1715080308).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

834772620 is a wasteful number, since it uses less digits than its factorization.

834772620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1264830 (or 1264828 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 39.

The square root of 834772620 is about 28892.4318810307. The cubic root of 834772620 is about 941.5774855197.

The spelling of 834772620 in words is "eight hundred thirty-four million, seven hundred seventy-two thousand, six hundred twenty".