226738511 has 4 divisors (see below), whose sum is σ = 229844592. Its totient is φ = 223632432.

The previous prime is 226738493. The next prime is 226738541. The reversal of 226738511 is 115837622.

It is a happy number.

226738511 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-226738511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226738541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1552931 + ... + 1553076.

It is an arithmetic number, because the mean of its divisors is an integer number (57461148).

Almost surely, 2^226738511 is an apocalyptic number.

226738511 is a deficient number, since it is larger than the sum of its proper divisors (3106081).

226738511 is an equidigital number, since it uses as much as digits as its factorization.

226738511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3106080.

The product of its digits is 20160, while the sum is 35.

The square root of 226738511 is about 15057.8388555596. The cubic root of 226738511 is about 609.7826969422.

The spelling of 226738511 in words is "two hundred twenty-six million, seven hundred thirty-eight thousand, five hundred eleven".