99855914 has 4 divisors (see below), whose sum is σ = 149783874. Its totient is φ = 49927956.

The previous prime is 99855883. The next prime is 99855923. The reversal of 99855914 is 41955899.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41955899 = 139 ⋅301841.

It can be written as a sum of positive squares in only one way, i.e., 95160025 + 4695889 = 9755^2 + 2167^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24963977 + ... + 24963980.

Almost surely, 2^99855914 is an apocalyptic number.

99855914 is a deficient number, since it is larger than the sum of its proper divisors (49927960).

99855914 is a wasteful number, since it uses less digits than its factorization.

99855914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49927959.

The product of its digits is 583200, while the sum is 50.

The square root of 99855914 is about 9992.7931030318. The cubic root of 99855914 is about 463.9358468826.

The spelling of 99855914 in words is "ninety-nine million, eight hundred fifty-five thousand, nine hundred fourteen".