455976223 has 4 divisors (see below), whose sum is σ = 456042528. Its totient is φ = 455909920.

The previous prime is 455976221. The next prime is 455976233. The reversal of 455976223 is 322679554.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 322679554 = 2 ⋅161339777.

It is a cyclic number.

It is not a de Polignac number, because 455976223 - 2¹ = 455976221 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 455976223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455976221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21463 + ... + 37048.

It is an arithmetic number, because the mean of its divisors is an integer number (114010632).

Almost surely, 2^455976223 is an apocalyptic number.

455976223 is a deficient number, since it is larger than the sum of its proper divisors (66305).

455976223 is an equidigital number, since it uses as much as digits as its factorization.

455976223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66304.

The product of its digits is 453600, while the sum is 43.

The square root of 455976223 is about 21353.5997667841. The cubic root of 455976223 is about 769.6868479802.

The spelling of 455976223 in words is "four hundred fifty-five million, nine hundred seventy-six thousand, two hundred twenty-three".