979374834 has 64 divisors (see below), whose sum is σ = 2262096000. Its totient is φ = 313709760.

The previous prime is 979374769. The next prime is 979374839. The reversal of 979374834 is 438473979.

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

It is not an unprimeable number, because it can be changed into a prime (979374839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 357249 + ... + 359979.

It is an arithmetic number, because the mean of its divisors is an integer number (35345250).

Almost surely, 2^979374834 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 979374834, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1131048000).

979374834 is an abundant number, since it is smaller than the sum of its proper divisors (1282721166).

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

979374834 is a wasteful number, since it uses less digits than its factorization.

979374834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3000 (or 2994 counting only the distinct ones).

The product of its digits is 4572288, while the sum is 54.

The square root of 979374834 is about 31294.9649943885. The cubic root of 979374834 is about 993.0771291210.

The spelling of 979374834 in words is "nine hundred seventy-nine million, three hundred seventy-four thousand, eight hundred thirty-four".