226128873 has 8 divisors (see below), whose sum is σ = 308517088. Its totient is φ = 147246624.

The previous prime is 226128871. The next prime is 226128901. The reversal of 226128873 is 378821622.

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

It is not a de Polignac number, because 226128873 - 2¹ = 226128871 is a prime.

It is a super-2 number, since 2×226128873² = 102268534408500258, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (226128871) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 876340 + ... + 876597.

It is an arithmetic number, because the mean of its divisors is an integer number (38564636).

Almost surely, 2^226128873 is an apocalyptic number.

It is an amenable number.

226128873 is a deficient number, since it is larger than the sum of its proper divisors (82388215).

226128873 is a wasteful number, since it uses less digits than its factorization.

226128873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1752983.

The product of its digits is 64512, while the sum is 39.

The square root of 226128873 is about 15037.5820197264. The cubic root of 226128873 is about 609.2356932948.

The spelling of 226128873 in words is "two hundred twenty-six million, one hundred twenty-eight thousand, eight hundred seventy-three".