99377798 has 8 divisors (see below), whose sum is σ = 160533408. Its totient is φ = 45866664.

The previous prime is 99377797. The next prime is 99377821. The reversal of 99377798 is 89777399.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99377797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1911086 + ... + 1911137.

It is an arithmetic number, because the mean of its divisors is an integer number (20066676).

Almost surely, 2^99377798 is an apocalyptic number.

99377798 is a deficient number, since it is larger than the sum of its proper divisors (61155610).

99377798 is a wasteful number, since it uses less digits than its factorization.

99377798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3822238.

The product of its digits is 6001128, while the sum is 59.

The square root of 99377798 is about 9968.8413569482. The cubic root of 99377798 is about 463.1942112314.

The spelling of 99377798 in words is "ninety-nine million, three hundred seventy-seven thousand, seven hundred ninety-eight".