226220453 has 4 divisors (see below), whose sum is σ = 228295980. Its totient is φ = 224144928.

The previous prime is 226220443. The next prime is 226220459. The reversal of 226220453 is 354022622.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 354022622 = 2 ⋅177011311.

It can be written as a sum of positive squares in 2 ways, for example, as 137898049 + 88322404 = 11743^2 + 9398^2 .

It is a cyclic number.

It is not a de Polignac number, because 226220453 - 2¹⁰ = 226219429 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 (226220459) 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, 1037600 + ... + 1037817.

It is an arithmetic number, because the mean of its divisors is an integer number (57073995).

Almost surely, 2^226220453 is an apocalyptic number.

It is an amenable number.

226220453 is a deficient number, since it is larger than the sum of its proper divisors (2075527).

226220453 is a wasteful number, since it uses less digits than its factorization.

226220453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2075526.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 226220453 is about 15040.6267489091. The cubic root of 226220453 is about 609.3179270432.

The spelling of 226220453 in words is "two hundred twenty-six million, two hundred twenty thousand, four hundred fifty-three".