834834772 has 12 divisors (see below), whose sum is σ = 1524481056. Its totient is φ = 399268760.

The previous prime is 834834769. The next prime is 834834773. The reversal of 834834772 is 277438438.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (834834773) 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, 4537054 + ... + 4537237.

It is an arithmetic number, because the mean of its divisors is an integer number (127040088).

Almost surely, 2^834834772 is an apocalyptic number.

It is an amenable number.

834834772 is a deficient number, since it is larger than the sum of its proper divisors (689646284).

834834772 is a wasteful number, since it uses less digits than its factorization.

834834772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9074318 (or 9074316 counting only the distinct ones).

The product of its digits is 903168, while the sum is 46.

The square root of 834834772 is about 28893.5074367928. The cubic root of 834834772 is about 941.6008529494.

The spelling of 834834772 in words is "eight hundred thirty-four million, eight hundred thirty-four thousand, seven hundred seventy-two".