2204432144 has 10 divisors (see below), whose sum is σ = 4271087310. Its totient is φ = 1102216064.

The previous prime is 2204432141. The next prime is 2204432221. The reversal of 2204432144 is 4412344022.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2197734400 + 6697744 = 46880^2 + 2588^2 .

It is not an unprimeable number, because it can be changed into a prime (2204432141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68888489 + ... + 68888520.

It is an arithmetic number, because the mean of its divisors is an integer number (427108731).

Almost surely, 2^2204432144 is an apocalyptic number.

It is an amenable number.

2204432144 is a deficient number, since it is larger than the sum of its proper divisors (2066655166).

2204432144 is a wasteful number, since it uses less digits than its factorization.

2204432144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137777017 (or 137777011 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 2204432144 is about 46951.3806399769. The cubic root of 2204432144 is about 1301.4642562288.

Adding to 2204432144 its reverse (4412344022), we get a palindrome (6616776166).

The spelling of 2204432144 in words is "two billion, two hundred four million, four hundred thirty-two thousand, one hundred forty-four".