99992851 has 4 divisors (see below), whose sum is σ = 114277552. Its totient is φ = 85708152.

The previous prime is 99992843. The next prime is 99992869. The reversal of 99992851 is 15829999.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 99992851 - 2³ = 99992843 is a prime.

It is a super-2 number, since 2×99992851² = 19997140502216402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99992831) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7142340 + ... + 7142353.

It is an arithmetic number, because the mean of its divisors is an integer number (28569388).

Almost surely, 2^99992851 is an apocalyptic number.

99992851 is a deficient number, since it is larger than the sum of its proper divisors (14284701).

99992851 is a wasteful number, since it uses less digits than its factorization.

99992851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14284700.

The product of its digits is 524880, while the sum is 52.

The square root of 99992851 is about 9999.6425436112. The cubic root of 99992851 is about 464.1478221915.

The spelling of 99992851 in words is "ninety-nine million, nine hundred ninety-two thousand, eight hundred fifty-one".