2440220245 has 16 divisors (see below), whose sum is σ = 2969887680. Its totient is φ = 1924557184.

The previous prime is 2440220219. The next prime is 2440220257. The reversal of 2440220245 is 5420220442.

2440220245 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2440220245 - 2²⁵ = 2406665813 is a prime.

It is a congruent 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, 146514 + ... + 162316.

It is an arithmetic number, because the mean of its divisors is an integer number (185617980).

Almost surely, 2^2440220245 is an apocalyptic number.

It is an amenable number.

2440220245 is a deficient number, since it is larger than the sum of its proper divisors (529667435).

2440220245 is a wasteful number, since it uses less digits than its factorization.

2440220245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16244.

The product of its (nonzero) digits is 5120, while the sum is 25.

The square root of 2440220245 is about 49398.5854554561. The cubic root of 2440220245 is about 1346.3036047530.

Adding to 2440220245 its reverse (5420220442), we get a palindrome (7860440687).

The spelling of 2440220245 in words is "two billion, four hundred forty million, two hundred twenty thousand, two hundred forty-five".