99387795 has 16 divisors (see below), whose sum is σ = 171253152. Its totient is φ = 48929280.

The previous prime is 99387793. The next prime is 99387817. The reversal of 99387795 is 59778399.

It is not a de Polignac number, because 99387795 - 2¹ = 99387793 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99387791) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 254646 + ... + 255035.

It is an arithmetic number, because the mean of its divisors is an integer number (10703322).

Almost surely, 2^99387795 is an apocalyptic number.

99387795 is a deficient number, since it is larger than the sum of its proper divisors (71865357).

99387795 is a wasteful number, since it uses less digits than its factorization.

99387795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509702.

The product of its digits is 4286520, while the sum is 57.

The square root of 99387795 is about 9969.3427566716. The cubic root of 99387795 is about 463.2097425249.

It can be divided in two parts, 993 and 87795, that added together give a palindrome (88788).

The spelling of 99387795 in words is "ninety-nine million, three hundred eighty-seven thousand, seven hundred ninety-five".