226265145 has 32 divisors (see below), whose sum is σ = 382060800. Its totient is φ = 114115584.

The previous prime is 226265131. The next prime is 226265159. The reversal of 226265145 is 541562622.

226265145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (226265131) and next prime (226265159).

It is not a de Polignac number, because 226265145 - 2²⁰ = 225216569 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27021 + ... + 34389.

It is an arithmetic number, because the mean of its divisors is an integer number (11939400).

Almost surely, 2^226265145 is an apocalyptic number.

226265145 is the 12282-nd pentagonal number.

It is an amenable number.

226265145 is a deficient number, since it is larger than the sum of its proper divisors (155795655).

226265145 is a wasteful number, since it uses less digits than its factorization.

226265145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7489.

The product of its digits is 28800, while the sum is 33.

The square root of 226265145 is about 15042.1123849013. The cubic root of 226265145 is about 609.3580499164.

The spelling of 226265145 in words is "two hundred twenty-six million, two hundred sixty-five thousand, one hundred forty-five".