126442938 has 16 divisors (see below), whose sum is σ = 253019520. Its totient is φ = 42125376.

The previous prime is 126442931. The next prime is 126442961. The reversal of 126442938 is 839244621.

It is a junction number, because it is equal to n+sod(n) for n = 126442896 and 126442905.

It is not an unprimeable number, because it can be changed into a prime (126442931) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10143 + ... + 18861.

It is an arithmetic number, because the mean of its divisors is an integer number (15813720).

Almost surely, 2^126442938 is an apocalyptic number.

126442938 is an abundant number, since it is smaller than the sum of its proper divisors (126576582).

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

126442938 is a wasteful number, since it uses less digits than its factorization.

126442938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11141.

The product of its digits is 82944, while the sum is 39.

The square root of 126442938 is about 11244.6848777545. The cubic root of 126442938 is about 501.9165615306.

The spelling of 126442938 in words is "one hundred twenty-six million, four hundred forty-two thousand, nine hundred thirty-eight".