99771214 has 8 divisors (see below), whose sum is σ = 150081840. Its totient is φ = 49743936.

The previous prime is 99771197. The next prime is 99771239. The reversal of 99771214 is 41217799.

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

It is a congruent number.

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, 69954 + ... + 71365.

It is an arithmetic number, because the mean of its divisors is an integer number (18760230).

Almost surely, 2^99771214 is an apocalyptic number.

99771214 is a deficient number, since it is larger than the sum of its proper divisors (50310626).

99771214 is a wasteful number, since it uses less digits than its factorization.

99771214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141674.

The product of its digits is 31752, while the sum is 40.

The square root of 99771214 is about 9988.5541496255. The cubic root of 99771214 is about 463.8046362202.

The spelling of 99771214 in words is "ninety-nine million, seven hundred seventy-one thousand, two hundred fourteen".