220613673 has 8 divisors (see below), whose sum is σ = 336173248. Its totient is φ = 126064944.

The previous prime is 220613671. The next prime is 220613681. The reversal of 220613673 is 376316022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 220613673 - 2¹ = 220613671 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 220613673.

It is not an unprimeable number, because it can be changed into a prime (220613671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5252686 + ... + 5252727.

It is an arithmetic number, because the mean of its divisors is an integer number (42021656).

Almost surely, 2^220613673 is an apocalyptic number.

It is an amenable number.

220613673 is a deficient number, since it is larger than the sum of its proper divisors (115559575).

220613673 is a wasteful number, since it uses less digits than its factorization.

220613673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10505423.

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 220613673 is about 14853.0694807504. The cubic root of 220613673 is about 604.2418598150.

Adding to 220613673 its reverse (376316022), we get a palindrome (596929695).

The spelling of 220613673 in words is "two hundred twenty million, six hundred thirteen thousand, six hundred seventy-three".