4450222539 has 48 divisors (see below), whose sum is σ = 7762390272. Its totient is φ = 2494952928.

The previous prime is 4450222523. The next prime is 4450222591. The reversal of 4450222539 is 9352220544.

It is not a de Polignac number, because 4450222539 - 2⁴ = 4450222523 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4450220539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 65472 + ... + 114834.

It is an arithmetic number, because the mean of its divisors is an integer number (161716464).

Almost surely, 2^4450222539 is an apocalyptic number.

4450222539 is a deficient number, since it is larger than the sum of its proper divisors (3312167733).

4450222539 is an equidigital number, since it uses as much as digits as its factorization.

4450222539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49438 (or 49426 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 4450222539 is about 66709.9883001039. The cubic root of 4450222539 is about 1644.8535746707.

It can be divided in two parts, 445022 and 2539, that added together give a square (447561 = 669²).

The spelling of 4450222539 in words is "four billion, four hundred fifty million, two hundred twenty-two thousand, five hundred thirty-nine".