220625463 has 4 divisors (see below), whose sum is σ = 294167288. Its totient is φ = 147083640.

The previous prime is 220625429. The next prime is 220625467. The reversal of 220625463 is 364526022.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 220625463 - 2⁶ = 220625399 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 220625463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220625467) 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, 36770908 + ... + 36770913.

It is an arithmetic number, because the mean of its divisors is an integer number (73541822).

Almost surely, 2^220625463 is an apocalyptic number.

220625463 is a deficient number, since it is larger than the sum of its proper divisors (73541825).

220625463 is an equidigital number, since it uses as much as digits as its factorization.

220625463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73541824.

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

The square root of 220625463 is about 14853.4663631086. The cubic root of 220625463 is about 604.2526235549.

The spelling of 220625463 in words is "two hundred twenty million, six hundred twenty-five thousand, four hundred sixty-three".