842834399 has 8 divisors (see below), whose sum is σ = 928050048. Its totient is φ = 759051160.

The previous prime is 842834393. The next prime is 842834431. The reversal of 842834399 is 993438248.

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

It is a cyclic number.

It is not a de Polignac number, because 842834399 - 2⁴ = 842834383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (842834393) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 356867 + ... + 359220.

It is an arithmetic number, because the mean of its divisors is an integer number (116006256).

Almost surely, 2^842834399 is an apocalyptic number.

842834399 is a deficient number, since it is larger than the sum of its proper divisors (85215649).

842834399 is a wasteful number, since it uses less digits than its factorization.

842834399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 716205.

The product of its digits is 1492992, while the sum is 50.

The square root of 842834399 is about 29031.6103411437. The cubic root of 842834399 is about 944.5988607549.

The spelling of 842834399 in words is "eight hundred forty-two million, eight hundred thirty-four thousand, three hundred ninety-nine".