126302642 has 8 divisors (see below), whose sum is σ = 189586332. Its totient is φ = 63107200.

The previous prime is 126302641. The next prime is 126302647. The reversal of 126302642 is 246203621.

It can be written as a sum of positive squares in 2 ways, for example, as 126135361 + 167281 = 11231^2 + 409^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (126302641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18359 + ... + 24282.

Almost surely, 2^126302642 is an apocalyptic number.

126302642 is a deficient number, since it is larger than the sum of its proper divisors (63283690).

126302642 is a wasteful number, since it uses less digits than its factorization.

126302642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44124.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 126302642 is about 11238.4448212375. Note that the first 3 decimals coincide. The cubic root of 126302642 is about 501.7308573518.

The spelling of 126302642 in words is "one hundred twenty-six million, three hundred two thousand, six hundred forty-two".