996131942 has 8 divisors (see below), whose sum is σ = 1609136256. Its totient is φ = 459753192.

The previous prime is 996131923. The next prime is 996131953. The reversal of 996131942 is 249131699.

It is a happy number.

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 = 996131893 and 996131902.

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, 19156358 + ... + 19156409.

It is an arithmetic number, because the mean of its divisors is an integer number (201142032).

Almost surely, 2^996131942 is an apocalyptic number.

996131942 is a deficient number, since it is larger than the sum of its proper divisors (613004314).

996131942 is a wasteful number, since it uses less digits than its factorization.

996131942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38312782.

The product of its digits is 104976, while the sum is 44.

The square root of 996131942 is about 31561.5579780213. The cubic root of 996131942 is about 998.7089813214.

The spelling of 996131942 in words is "nine hundred ninety-six million, one hundred thirty-one thousand, nine hundred forty-two".