99942342 has 32 divisors (see below), whose sum is σ = 205320960. Its totient is φ = 32419680.

The previous prime is 99942341. The next prime is 99942343. The reversal of 99942342 is 24324999.

It is an interprime number because it is at equal distance from previous prime (99942341) and next prime (99942343).

It is a junction number, because it is equal to n+sod(n) for n = 99942294 and 99942303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99942341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35092 + ... + 37832.

It is an arithmetic number, because the mean of its divisors is an integer number (6416280).

Almost surely, 2^99942342 is an apocalyptic number.

99942342 is an abundant number, since it is smaller than the sum of its proper divisors (105378618).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99942342 is a wasteful number, since it uses less digits than its factorization.

99942342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2908.

The product of its digits is 139968, while the sum is 42.

The square root of 99942342 is about 9997.1166843245. The cubic root of 99942342 is about 464.0696579676.

The spelling of 99942342 in words is "ninety-nine million, nine hundred forty-two thousand, three hundred forty-two".