99517742 has 8 divisors (see below), whose sum is σ = 152917632. Its totient is φ = 48545200.

The previous prime is 99517723. The next prime is 99517751. The reversal of 99517742 is 24771599.

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 = 99517693 and 99517702.

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, 606734 + ... + 606897.

It is an arithmetic number, because the mean of its divisors is an integer number (19114704).

Almost surely, 2^99517742 is an apocalyptic number.

99517742 is a deficient number, since it is larger than the sum of its proper divisors (53399890).

99517742 is a wasteful number, since it uses less digits than its factorization.

99517742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1213674.

The product of its digits is 158760, while the sum is 44.

The square root of 99517742 is about 9975.8579580906. The cubic root of 99517742 is about 463.4115329023.

The spelling of 99517742 in words is "ninety-nine million, five hundred seventeen thousand, seven hundred forty-two".