11937942 has 40 divisors (see below), whose sum is σ = 27225000. Its totient is φ = 3908736.

The previous prime is 11937941. The next prime is 11937967. The reversal of 11937942 is 24973911.

It is a junction number, because it is equal to n+sod(n) for n = 11937897 and 11937906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11937941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 8934 + ... + 10182.

It is an arithmetic number, because the mean of its divisors is an integer number (680625).

Almost surely, 2^11937942 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11937942, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13612500).

11937942 is an abundant number, since it is smaller than the sum of its proper divisors (15287058).

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

11937942 is a wasteful number, since it uses less digits than its factorization.

11937942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1322 (or 1313 counting only the distinct ones).

The product of its digits is 13608, while the sum is 36.

The square root of 11937942 is about 3455.1327036743. The cubic root of 11937942 is about 228.5475069087.

The spelling of 11937942 in words is "eleven million, nine hundred thirty-seven thousand, nine hundred forty-two".