834520674 has 16 divisors (see below), whose sum is σ = 1797429312. Its totient is φ = 256775568.

The previous prime is 834520649. The next prime is 834520691. The reversal of 834520674 is 476025438.

It is a happy number.

It is a super-3 number, since 3×834520674³ (a number of 28 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5349414 + ... + 5349569.

It is an arithmetic number, because the mean of its divisors is an integer number (112339332).

Almost surely, 2^834520674 is an apocalyptic number.

834520674 is an abundant number, since it is smaller than the sum of its proper divisors (962908638).

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

834520674 is a wasteful number, since it uses less digits than its factorization.

834520674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10699001.

The product of its (nonzero) digits is 161280, while the sum is 39.

The square root of 834520674 is about 28888.0714828803. The cubic root of 834520674 is about 941.4827489230.

The spelling of 834520674 in words is "eight hundred thirty-four million, five hundred twenty thousand, six hundred seventy-four".