4494227506 has 4 divisors (see below), whose sum is σ = 6741341262. Its totient is φ = 2247113752.

The previous prime is 4494227497. The next prime is 4494227513. The reversal of 4494227506 is 6057224944.

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

It can be written as a sum of positive squares in only one way, i.e., 3976437481 + 517790025 = 63059^2 + 22755^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1123556875 + ... + 1123556878.

Almost surely, 2^4494227506 is an apocalyptic number.

4494227506 is a deficient number, since it is larger than the sum of its proper divisors (2247113756).

4494227506 is a wasteful number, since it uses less digits than its factorization.

4494227506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2247113755.

The product of its (nonzero) digits is 483840, while the sum is 43.

The square root of 4494227506 is about 67038.9998881248. Note that the first 3 decimals coincide. The cubic root of 4494227506 is about 1650.2573832953.

The spelling of 4494227506 in words is "four billion, four hundred ninety-four million, two hundred twenty-seven thousand, five hundred six".