99965854 has 8 divisors (see below), whose sum is σ = 150593040. Its totient is φ = 49768176.

The previous prime is 99965849. The next prime is 99965857. The reversal of 99965854 is 45856999.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 99965795 and 99965804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99965857) 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, 106794 + ... + 107725.

It is an arithmetic number, because the mean of its divisors is an integer number (18824130).

Almost surely, 2^99965854 is an apocalyptic number.

99965854 is a deficient number, since it is larger than the sum of its proper divisors (50627186).

99965854 is a wasteful number, since it uses less digits than its factorization.

99965854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214754.

The product of its digits is 3499200, while the sum is 55.

The square root of 99965854 is about 9998.2925542314. The cubic root of 99965854 is about 464.1060467829.

The spelling of 99965854 in words is "ninety-nine million, nine hundred sixty-five thousand, eight hundred fifty-four".