226440026 has 4 divisors (see below), whose sum is σ = 339660042. Its totient is φ = 113220012.

The previous prime is 226439989. The next prime is 226440059. The reversal of 226440026 is 620044622.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 620044622 = 2 ⋅310022311.

It can be written as a sum of positive squares in only one way, i.e., 126540001 + 99900025 = 11249^2 + 9995^2 .

It is a junction number, because it is equal to n+sod(n) for n = 226439977 and 226440004.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56610005 + ... + 56610008.

Almost surely, 2^226440026 is an apocalyptic number.

226440026 is a deficient number, since it is larger than the sum of its proper divisors (113220016).

226440026 is a wasteful number, since it uses less digits than its factorization.

226440026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113220015.

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 226440026 is about 15047.9243086879. The cubic root of 226440026 is about 609.5150010339.

Adding to 226440026 its reverse (620044622), we get a palindrome (846484648).

The spelling of 226440026 in words is "two hundred twenty-six million, four hundred forty thousand, twenty-six".