842126438 has 8 divisors (see below), whose sum is σ = 1297330032. Its totient is φ = 409683096.

The previous prime is 842126437. The next prime is 842126473. The reversal of 842126438 is 834621248.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (842126437) 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, 5689970 + ... + 5690117.

It is an arithmetic number, because the mean of its divisors is an integer number (162166254).

Almost surely, 2^842126438 is an apocalyptic number.

842126438 is a deficient number, since it is larger than the sum of its proper divisors (455203594).

842126438 is a wasteful number, since it uses less digits than its factorization.

842126438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11380126.

The product of its digits is 73728, while the sum is 38.

The square root of 842126438 is about 29019.4148459269. The cubic root of 842126438 is about 944.3343064194.

The spelling of 842126438 in words is "eight hundred forty-two million, one hundred twenty-six thousand, four hundred thirty-eight".