99158842 has 8 divisors (see below), whose sum is σ = 155205216. Its totient is φ = 47423772.

The previous prime is 99158833. The next prime is 99158849. The reversal of 99158842 is 24885199.

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

It is a Harshad number since it is a multiple of its sum of digits (46), and also a Moran number because the ratio is a prime number: 2155627 = 99158842 / (9 + 9 + 1 + 5 + 8 + 8 + 4 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 99158792 and 99158801.

It is not an unprimeable number, because it can be changed into a prime (99158849) 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, 1077768 + ... + 1077859.

It is an arithmetic number, because the mean of its divisors is an integer number (19400652).

Almost surely, 2^99158842 is an apocalyptic number.

99158842 is a deficient number, since it is larger than the sum of its proper divisors (56046374).

99158842 is a wasteful number, since it uses less digits than its factorization.

99158842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2155652.

The product of its digits is 207360, while the sum is 46.

The square root of 99158842 is about 9957.8532827111. The cubic root of 99158842 is about 462.8537806402.

It can be divided in two parts, 99158 and 842, that added together give a 5-th power (100000 = 10⁵).

The spelling of 99158842 in words is "ninety-nine million, one hundred fifty-eight thousand, eight hundred forty-two".