79841716 has 6 divisors (see below), whose sum is σ = 139723010. Its totient is φ = 39920856.

The previous prime is 79841711. The next prime is 79841747. The reversal of 79841716 is 61714897.

It can be written as a sum of positive squares in only one way, i.e., 73102500 + 6739216 = 8550^2 + 2596^2 .

It is a super-2 number, since 2×79841716² = 12749399227649312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79841711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9980211 + ... + 9980218.

Almost surely, 2^79841716 is an apocalyptic number.

It is an amenable number.

79841716 is a deficient number, since it is larger than the sum of its proper divisors (59881294).

79841716 is a wasteful number, since it uses less digits than its factorization.

79841716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19960433 (or 19960431 counting only the distinct ones).

The product of its digits is 84672, while the sum is 43.

The square root of 79841716 is about 8935.4191843472. The cubic root of 79841716 is about 430.6025732635.

The spelling of 79841716 in words is "seventy-nine million, eight hundred forty-one thousand, seven hundred sixteen".