226376643 has 4 divisors (see below), whose sum is σ = 301835528. Its totient is φ = 150917760.

The previous prime is 226376627. The next prime is 226376677. The reversal of 226376643 is 346673622.

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

It is not a de Polignac number, because 226376643 - 2⁴ = 226376627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225376643) 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, 37729438 + ... + 37729443.

It is an arithmetic number, because the mean of its divisors is an integer number (75458882).

Almost surely, 2^226376643 is an apocalyptic number.

226376643 is a deficient number, since it is larger than the sum of its proper divisors (75458885).

226376643 is an equidigital number, since it uses as much as digits as its factorization.

226376643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75458884.

The product of its digits is 217728, while the sum is 39.

The square root of 226376643 is about 15045.8181233192. The cubic root of 226376643 is about 609.4581257910.

The spelling of 226376643 in words is "two hundred twenty-six million, three hundred seventy-six thousand, six hundred forty-three".