842229715 has 8 divisors (see below), whose sum is σ = 1010864448. Its totient is φ = 673657920.

The previous prime is 842229697. The next prime is 842229719. The reversal of 842229715 is 517922248.

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

It is not a de Polignac number, because 842229715 - 2⁵ = 842229683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (842229719) 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, 21894 + ... + 46516.

It is an arithmetic number, because the mean of its divisors is an integer number (126358056).

Almost surely, 2^842229715 is an apocalyptic number.

842229715 is a deficient number, since it is larger than the sum of its proper divisors (168634733).

842229715 is a wasteful number, since it uses less digits than its factorization.

842229715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31469.

The product of its digits is 80640, while the sum is 40.

The square root of 842229715 is about 29021.1942380047. The cubic root of 842229715 is about 944.3729087097.

The spelling of 842229715 in words is "eight hundred forty-two million, two hundred twenty-nine thousand, seven hundred fifteen".