226420653 has 4 divisors (see below), whose sum is σ = 301894208. Its totient is φ = 150947100.

The previous prime is 226420651. The next prime is 226420673. The reversal of 226420653 is 356024622.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 226420653 - 2¹ = 226420651 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 226420653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226420651) 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, 37736773 + ... + 37736778.

It is an arithmetic number, because the mean of its divisors is an integer number (75473552).

Almost surely, 2^226420653 is an apocalyptic number.

It is an amenable number.

226420653 is a deficient number, since it is larger than the sum of its proper divisors (75473555).

226420653 is an equidigital number, since it uses as much as digits as its factorization.

226420653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75473554.

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 226420653 is about 15047.2805848765. The cubic root of 226420653 is about 609.4976182548.

The spelling of 226420653 in words is "two hundred twenty-six million, four hundred twenty thousand, six hundred fifty-three".