99791758 has 8 divisors (see below), whose sum is σ = 163295640. Its totient is φ = 45359880.

The previous prime is 99791749. The next prime is 99791801. The reversal of 99791758 is 85719799.

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 = 99791699 and 99791708.

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, 2267973 + ... + 2268016.

It is an arithmetic number, because the mean of its divisors is an integer number (20411955).

Almost surely, 2^99791758 is an apocalyptic number.

99791758 is a deficient number, since it is larger than the sum of its proper divisors (63503882).

99791758 is a wasteful number, since it uses less digits than its factorization.

99791758 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4536002.

The product of its digits is 1428840, while the sum is 55.

The square root of 99791758 is about 9989.5824737573. The cubic root of 99791758 is about 463.8364682091.

The spelling of 99791758 in words is "ninety-nine million, seven hundred ninety-one thousand, seven hundred fifty-eight".