99893858 has 8 divisors (see below), whose sum is σ = 153890652. Its totient is φ = 48596976.

The previous prime is 99893839. The next prime is 99893861. The reversal of 99893858 is 85839899.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 85507009 + 14386849 = 9247^2 + 3793^2 .

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

It is a super-2 number, since 2×99893858² = 19957565732248328, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 99893797 and 99893806.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 674885 + ... + 675032.

Almost surely, 2^99893858 is an apocalyptic number.

99893858 is a deficient number, since it is larger than the sum of its proper divisors (53996794).

99893858 is a wasteful number, since it uses less digits than its factorization.

99893858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1349956.

The product of its digits is 5598720, while the sum is 59.

The square root of 99893858 is about 9994.6914909866. The cubic root of 99893858 is about 463.9946027166.

The spelling of 99893858 in words is "ninety-nine million, eight hundred ninety-three thousand, eight hundred fifty-eight".