79709058 has 96 divisors (see below), whose sum is σ = 205208640. Its totient is φ = 22043520.

The previous prime is 79709051. The next prime is 79709087. The reversal of 79709058 is 85090797.

It is not an unprimeable number, because it can be changed into a prime (79709051) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 445213 + ... + 445391.

It is an arithmetic number, because the mean of its divisors is an integer number (2137590).

Almost surely, 2^79709058 is an apocalyptic number.

79709058 is a gapful number since it is divisible by the number (78) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 79709058, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102604320).

79709058 is an abundant number, since it is smaller than the sum of its proper divisors (125499582).

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

79709058 is a wasteful number, since it uses less digits than its factorization.

79709058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384 (or 381 counting only the distinct ones).

The product of its (nonzero) digits is 158760, while the sum is 45.

The square root of 79709058 is about 8927.9929435456. The cubic root of 79709058 is about 430.3639572239.

The spelling of 79709058 in words is "seventy-nine million, seven hundred nine thousand, fifty-eight".