126737242 has 8 divisors (see below), whose sum is σ = 190206432. Its totient is φ = 63335100.

The previous prime is 126737231. The next prime is 126737263. The reversal of 126737242 is 242737621.

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 = 126737198 and 126737207.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11734 + ... + 19777.

It is an arithmetic number, because the mean of its divisors is an integer number (23775804).

Almost surely, 2^126737242 is an apocalyptic number.

126737242 is a deficient number, since it is larger than the sum of its proper divisors (63469190).

126737242 is a wasteful number, since it uses less digits than its factorization.

126737242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33524.

The product of its digits is 28224, while the sum is 34.

The square root of 126737242 is about 11257.7636322673. The cubic root of 126737242 is about 502.3056740579.

The spelling of 126737242 in words is "one hundred twenty-six million, seven hundred thirty-seven thousand, two hundred forty-two".