99677842 has 16 divisors (see below), whose sum is σ = 166188672. Its totient is φ = 44452720.

The previous prime is 99677839. The next prime is 99677849. The reversal of 99677842 is 24877699.

It is a self number, because there is not a number n which added to its sum of digits gives 99677842.

It is not an unprimeable number, because it can be changed into a prime (99677849) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41578 + ... + 43909.

It is an arithmetic number, because the mean of its divisors is an integer number (10386792).

Almost surely, 2^99677842 is an apocalyptic number.

99677842 is a deficient number, since it is larger than the sum of its proper divisors (66510830).

99677842 is a wasteful number, since it uses less digits than its factorization.

99677842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85553.

The product of its digits is 1524096, while the sum is 52.

The square root of 99677842 is about 9983.8791058386. The cubic root of 99677842 is about 463.6599054862.

The spelling of 99677842 in words is "ninety-nine million, six hundred seventy-seven thousand, eight hundred forty-two".