220014455 has 4 divisors (see below), whose sum is σ = 264017352. Its totient is φ = 176011560.

The previous prime is 220014451. The next prime is 220014463. The reversal of 220014455 is 554410022.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 554410022 = 2 ⋅277205011.

It is not a de Polignac number, because 220014455 - 2² = 220014451 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 220014455.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220014451) 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, 22001441 + ... + 22001450.

It is an arithmetic number, because the mean of its divisors is an integer number (66004338).

Almost surely, 2^220014455 is an apocalyptic number.

220014455 is a deficient number, since it is larger than the sum of its proper divisors (44002897).

220014455 is an equidigital number, since it uses as much as digits as its factorization.

220014455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44002896.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 220014455 is about 14832.8842441381. The cubic root of 220014455 is about 603.6942949204.

Adding to 220014455 its reverse (554410022), we get a palindrome (774424477).

The spelling of 220014455 in words is "two hundred twenty million, fourteen thousand, four hundred fifty-five".