223650453 has 24 divisors (see below), whose sum is σ = 341158048. Its totient is φ = 129528576.

The previous prime is 223650443. The next prime is 223650457. The reversal of 223650453 is 354056322.

It is not a de Polignac number, because 223650453 - 2¹⁶ = 223584917 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 223650453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223650457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1350 + ... + 21192.

Almost surely, 2^223650453 is an apocalyptic number.

It is an amenable number.

223650453 is a deficient number, since it is larger than the sum of its proper divisors (117507595).

223650453 is a wasteful number, since it uses less digits than its factorization.

223650453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19893 (or 19876 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

The square root of 223650453 is about 14954.9474422346. The cubic root of 223650453 is about 607.0017279592.

The spelling of 223650453 in words is "two hundred twenty-three million, six hundred fifty thousand, four hundred fifty-three".