4224449137 has 4 divisors (see below), whose sum is σ = 4338623476. Its totient is φ = 4110274800.

The previous prime is 4224449101. The next prime is 4224449161. The reversal of 4224449137 is 7319444224.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2515122801 + 1709326336 = 50151^2 + 41344^2 .

It is a cyclic number.

It is not a de Polignac number, because 4224449137 - 2¹¹ = 4224447089 is a prime.

It is a super-2 number, since 2×4224449137² = 35691941022200089538, which contains 22 as substring.

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 4224449137.

It is not an unprimeable number, because it can be changed into a prime (4224449167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57087114 + ... + 57087187.

It is an arithmetic number, because the mean of its divisors is an integer number (1084655869).

Almost surely, 2^4224449137 is an apocalyptic number.

It is an amenable number.

4224449137 is a deficient number, since it is larger than the sum of its proper divisors (114174339).

4224449137 is a wasteful number, since it uses less digits than its factorization.

4224449137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114174338.

The product of its digits is 193536, while the sum is 40.

The square root of 4224449137 is about 64995.7624541785. The cubic root of 4224449137 is about 1616.5533001078.

The spelling of 4224449137 in words is "four billion, two hundred twenty-four million, four hundred forty-nine thousand, one hundred thirty-seven".