834668874 has 80 divisors (see below), whose sum is σ = 2023449120. Its totient is φ = 255636000.

The previous prime is 834668867. The next prime is 834668881. The reversal of 834668874 is 478866438.

It is an interprime number because it is at equal distance from previous prime (834668867) and next prime (834668881).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 834668874.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 527817 + ... + 529395.

It is an arithmetic number, because the mean of its divisors is an integer number (25293114).

Almost surely, 2^834668874 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 834668874, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1011724560).

834668874 is an abundant number, since it is smaller than the sum of its proper divisors (1188780246).

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

834668874 is a wasteful number, since it uses less digits than its factorization.

834668874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1857 (or 1848 counting only the distinct ones).

The product of its digits is 6193152, while the sum is 54.

The square root of 834668874 is about 28890.6364415878. The cubic root of 834668874 is about 941.5384773146.

The spelling of 834668874 in words is "eight hundred thirty-four million, six hundred sixty-eight thousand, eight hundred seventy-four".