36099980 has 24 divisors (see below), whose sum is σ = 86640288. Its totient is φ = 12377088.

The previous prime is 36099979. The next prime is 36099991. The reversal of 36099980 is 8999063.

36099980 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128789 + ... + 129068.

It is an arithmetic number, because the mean of its divisors is an integer number (3610012).

Almost surely, 2^36099980 is an apocalyptic number.

It is an amenable number.

36099980 is an abundant number, since it is smaller than the sum of its proper divisors (50540308).

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

36099980 is a wasteful number, since it uses less digits than its factorization.

36099980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257873 (or 257871 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 44.

The square root of 36099980 is about 6008.3258899630. The cubic root of 36099980 is about 330.4981152092.

The spelling of 36099980 in words is "thirty-six million, ninety-nine thousand, nine hundred eighty".