2224345444 has 6 divisors (see below), whose sum is σ = 3892604534. Its totient is φ = 1112172720.

The previous prime is 2224345441. The next prime is 2224345463. The reversal of 2224345444 is 4445434222.

It can be written as a sum of positive squares in only one way, i.e., 1838694400 + 385651044 = 42880^2 + 19638^2 .

It is not an unprimeable number, because it can be changed into a prime (2224345441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278043177 + ... + 278043184.

Almost surely, 2^2224345444 is an apocalyptic number.

It is an amenable number.

2224345444 is a deficient number, since it is larger than the sum of its proper divisors (1668259090).

2224345444 is a wasteful number, since it uses less digits than its factorization.

2224345444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556086365 (or 556086363 counting only the distinct ones).

The product of its digits is 122880, while the sum is 34.

The square root of 2224345444 is about 47162.9668702044. The cubic root of 2224345444 is about 1305.3713547077.

Adding to 2224345444 its reverse (4445434222), we get a palindrome (6669779666).

The spelling of 2224345444 in words is "two billion, two hundred twenty-four million, three hundred forty-five thousand, four hundred forty-four".