11992842 has 12 divisors (see below), whose sum is σ = 25984530. Its totient is φ = 3997608.

The previous prime is 11992831. The next prime is 11992853. The reversal of 11992842 is 24829911.

It is an interprime number because it is at equal distance from previous prime (11992831) and next prime (11992853).

It can be written as a sum of positive squares in only one way, i.e., 9979281 + 2013561 = 3159^2 + 1419^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11992797 and 11992806.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 333117 + ... + 333152.

Almost surely, 2^11992842 is an apocalyptic number.

11992842 is an abundant number, since it is smaller than the sum of its proper divisors (13991688).

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

11992842 is a wasteful number, since it uses less digits than its factorization.

11992842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666277 (or 666274 counting only the distinct ones).

The product of its digits is 10368, while the sum is 36.

The square root of 11992842 is about 3463.0682927138. The cubic root of 11992842 is about 228.8973179868.

The spelling of 11992842 in words is "eleven million, nine hundred ninety-two thousand, eight hundred forty-two".