78929334 has 96 divisors (see below), whose sum is σ = 200154240. Its totient is φ = 22214400.

The previous prime is 78929297. The next prime is 78929341. The reversal of 78929334 is 43392987.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 78929334.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 440857 + ... + 441035.

It is an arithmetic number, because the mean of its divisors is an integer number (2084940).

Almost surely, 2^78929334 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 78929334, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100077120).

78929334 is an abundant number, since it is smaller than the sum of its proper divisors (121224906).

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

78929334 is a wasteful number, since it uses less digits than its factorization.

78929334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346 (or 343 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 78929334 is about 8884.2182548607. The cubic root of 78929334 is about 428.9560650721.

The spelling of 78929334 in words is "seventy-eight million, nine hundred twenty-nine thousand, three hundred thirty-four".