884722138 has 8 divisors (see below), whose sum is σ = 1327784832. Its totient is φ = 442127196.

The previous prime is 884722127. The next prime is 884722151. The reversal of 884722138 is 831227488.

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

It is a super-3 number, since 3×884722138³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 884722094 and 884722103.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112170 + ... + 119797.

It is an arithmetic number, because the mean of its divisors is an integer number (165973104).

Almost surely, 2^884722138 is an apocalyptic number.

884722138 is a deficient number, since it is larger than the sum of its proper divisors (443062694).

884722138 is a wasteful number, since it uses less digits than its factorization.

884722138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233876.

The product of its digits is 172032, while the sum is 43.

The square root of 884722138 is about 29744.2790801862. The cubic root of 884722138 is about 959.9949862296.

The spelling of 884722138 in words is "eight hundred eighty-four million, seven hundred twenty-two thousand, one hundred thirty-eight".