79489758 has 8 divisors (see below), whose sum is σ = 158979528. Its totient is φ = 26496584.

The previous prime is 79489741. The next prime is 79489759. The reversal of 79489758 is 85798497.

It is a sphenic number, since it is the product of 3 distinct primes.

79489758 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 79489698 and 79489707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79489759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6624141 + ... + 6624152.

It is an arithmetic number, because the mean of its divisors is an integer number (19872441).

Almost surely, 2^79489758 is an apocalyptic number.

79489758 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

79489758 is a wasteful number, since it uses less digits than its factorization.

79489758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13248298.

The product of its digits is 5080320, while the sum is 57.

The square root of 79489758 is about 8915.7028887239. The cubic root of 79489758 is about 429.9689142843.

The spelling of 79489758 in words is "seventy-nine million, four hundred eighty-nine thousand, seven hundred fifty-eight".