220413345 has 16 divisors (see below), whose sum is σ = 353251392. Its totient is φ = 117357120.

The previous prime is 220413331. The next prime is 220413367. The reversal of 220413345 is 543314022.

220413345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 220413345 - 2¹⁵ = 220380577 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2791 + ... + 21180.

It is an arithmetic number, because the mean of its divisors is an integer number (22078212).

Almost surely, 2^220413345 is an apocalyptic number.

It is an amenable number.

220413345 is a deficient number, since it is larger than the sum of its proper divisors (132838047).

220413345 is a wasteful number, since it uses less digits than its factorization.

220413345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24592.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 220413345 is about 14846.3242925648. The cubic root of 220413345 is about 604.0589107123.

Adding to 220413345 its reverse (543314022), we get a palindrome (763727367).

The spelling of 220413345 in words is "two hundred twenty million, four hundred thirteen thousand, three hundred forty-five".