842606438 has 8 divisors (see below), whose sum is σ = 1276423920. Its totient is φ = 417131800.

The previous prime is 842606431. The next prime is 842606441. The reversal of 842606438 is 834606248.

842606438 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 = 842606395 and 842606404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (842606431) 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, 2085458 + ... + 2085861.

It is an arithmetic number, because the mean of its divisors is an integer number (159552990).

Almost surely, 2^842606438 is an apocalyptic number.

842606438 is a deficient number, since it is larger than the sum of its proper divisors (433817482).

842606438 is a wasteful number, since it uses less digits than its factorization.

842606438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4171422.

The product of its (nonzero) digits is 221184, while the sum is 41.

The square root of 842606438 is about 29027.6839930436. The cubic root of 842606438 is about 944.5136913482.

The spelling of 842606438 in words is "eight hundred forty-two million, six hundred six thousand, four hundred thirty-eight".