99980596 has 12 divisors (see below), whose sum is σ = 175050148. Its totient is φ = 49966272.

The previous prime is 99980539. The next prime is 99980597. The reversal of 99980596 is 69508999.

It can be written as a sum of positive squares in 2 ways, for example, as 45427600 + 54552996 = 6740^2 + 7386^2 .

It is a super-2 number, since 2×99980596² = 19992239153030432, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99980597) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6040 + ... + 15376.

Almost surely, 2^99980596 is an apocalyptic number.

It is an amenable number.

99980596 is a deficient number, since it is larger than the sum of its proper divisors (75069552).

99980596 is a wasteful number, since it uses less digits than its factorization.

99980596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12018 (or 12016 counting only the distinct ones).

The product of its (nonzero) digits is 1574640, while the sum is 55.

The square root of 99980596 is about 9999.0297529310. The cubic root of 99980596 is about 464.1288596227.

It can be divided in two parts, 99980 and 596, that added together give a triangular number (100576 = T₄₄₈).

The spelling of 99980596 in words is "ninety-nine million, nine hundred eighty thousand, five hundred ninety-six".