226138533 has 8 divisors (see below), whose sum is σ = 301600128. Its totient is φ = 150717984.

The previous prime is 226138511. The next prime is 226138547. The reversal of 226138533 is 335831622.

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

It is not a de Polignac number, because 226138533 - 2⁵ = 226138501 is a prime.

It is a super-2 number, since 2×226138533² = 102277272214784178, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 226138494 and 226138503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226138933) 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, 6516 + ... + 22242.

It is an arithmetic number, because the mean of its divisors is an integer number (37700016).

Almost surely, 2^226138533 is an apocalyptic number.

It is an amenable number.

226138533 is a deficient number, since it is larger than the sum of its proper divisors (75461595).

226138533 is a wasteful number, since it uses less digits than its factorization.

226138533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20523.

The product of its digits is 25920, while the sum is 33.

The square root of 226138533 is about 15037.9032115518. The cubic root of 226138533 is about 609.2443684851.

The spelling of 226138533 in words is "two hundred twenty-six million, one hundred thirty-eight thousand, five hundred thirty-three".