99027787 has 8 divisors (see below), whose sum is σ = 99693776. Its totient is φ = 98364672.

The previous prime is 99027781. The next prime is 99027821. The reversal of 99027787 is 78772099.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 99027787 - 2²³ = 90639179 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 99027787.

It is not an unprimeable number, because it can be changed into a prime (99027781) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153688 + ... + 154330.

It is an arithmetic number, because the mean of its divisors is an integer number (12461722).

Almost surely, 2^99027787 is an apocalyptic number.

99027787 is a deficient number, since it is larger than the sum of its proper divisors (665989).

99027787 is a wasteful number, since it uses less digits than its factorization.

99027787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1437.

The product of its (nonzero) digits is 444528, while the sum is 49.

The square root of 99027787 is about 9951.2706223879. The cubic root of 99027787 is about 462.6497778354.

It can be divided in two parts, 9902 and 7787, that added together give a square (17689 = 133²).

The spelling of 99027787 in words is "ninety-nine million, twenty-seven thousand, seven hundred eighty-seven".