79717482 has 48 divisors (see below), whose sum is σ = 187904808. Its totient is φ = 24278400.

The previous prime is 79717447. The next prime is 79717493. The reversal of 79717482 is 28471797.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 79548561 + 168921 = 8919^2 + 411^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21948 + ... + 25320.

Almost surely, 2^79717482 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 79717482, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93952404).

79717482 is an abundant number, since it is smaller than the sum of its proper divisors (108187326).

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

79717482 is a wasteful number, since it uses less digits than its factorization.

79717482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3495 (or 3492 counting only the distinct ones).

The product of its digits is 197568, while the sum is 45.

The square root of 79717482 is about 8928.4647056479. The cubic root of 79717482 is about 430.3791176016.

The spelling of 79717482 in words is "seventy-nine million, seven hundred seventeen thousand, four hundred eighty-two".