96991142 has 8 divisors (see below), whose sum is σ = 146533800. Its totient is φ = 48146544.

The previous prime is 96991133. The next prime is 96991211. The reversal of 96991142 is 24119969.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 96991142.

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, 174167 + ... + 174722.

It is an arithmetic number, because the mean of its divisors is an integer number (18316725).

Almost surely, 2^96991142 is an apocalyptic number.

96991142 is a deficient number, since it is larger than the sum of its proper divisors (49542658).

96991142 is a wasteful number, since it uses less digits than its factorization.

96991142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349030.

The product of its digits is 34992, while the sum is 41.

The square root of 96991142 is about 9848.4080947126. The cubic root of 96991142 is about 459.4561025886.

The spelling of 96991142 in words is "ninety-six million, nine hundred ninety-one thousand, one hundred forty-two".