99587601 has 6 divisors (see below), whose sum is σ = 143848770. Its totient is φ = 66391728.

The previous prime is 99587599. The next prime is 99587617. The reversal of 99587601 is 10678599.

99587601 is a `hidden beast` number, since 9 + 9 + 587 + 60 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 79121025 + 20466576 = 8895^2 + 4524^2 .

It is not a de Polignac number, because 99587601 - 2¹ = 99587599 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (99587681) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5532636 + ... + 5532653.

It is an arithmetic number, because the mean of its divisors is an integer number (23974795).

Almost surely, 2^99587601 is an apocalyptic number.

It is an amenable number.

99587601 is a deficient number, since it is larger than the sum of its proper divisors (44261169).

99587601 is a wasteful number, since it uses less digits than its factorization.

99587601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11065295 (or 11065292 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 45.

The square root of 99587601 is about 9979.3587469336. The cubic root of 99587601 is about 463.5199420277.

The spelling of 99587601 in words is "ninety-nine million, five hundred eighty-seven thousand, six hundred one".