4422724378 has 8 divisors (see below), whose sum is σ = 6658037172. Its totient is φ = 2203378656.

The previous prime is 4422724357. The next prime is 4422724381. The reversal of 4422724378 is 8734272244.

It can be written as a sum of positive squares in 2 ways, for example, as 4278075649 + 144648729 = 65407^2 + 12027^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3991075 + ... + 3992182.

Almost surely, 2^4422724378 is an apocalyptic number.

4422724378 is a deficient number, since it is larger than the sum of its proper divisors (2235312794).

4422724378 is a wasteful number, since it uses less digits than its factorization.

4422724378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7983536.

The product of its digits is 602112, while the sum is 43.

The square root of 4422724378 is about 66503.5666562328. The cubic root of 4422724378 is about 1641.4586935090.

The spelling of 4422724378 in words is "four billion, four hundred twenty-two million, seven hundred twenty-four thousand, three hundred seventy-eight".