4427313646 has 16 divisors (see below), whose sum is σ = 7645082976. Its totient is φ = 1883569536.

The previous prime is 4427313637. The next prime is 4427313647. The reversal of 4427313646 is 6463137244.

It is a happy number.

It is a super-2 number, since 2×4427313646² = 39202212240115626632, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4427313599 and 4427313608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4427313647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1152231 + ... + 1156066.

It is an arithmetic number, because the mean of its divisors is an integer number (477817686).

Almost surely, 2^4427313646 is an apocalyptic number.

4427313646 is a deficient number, since it is larger than the sum of its proper divisors (3217769330).

4427313646 is a wasteful number, since it uses less digits than its factorization.

4427313646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2308443.

The product of its digits is 290304, while the sum is 40.

The square root of 4427313646 is about 66538.0616339250. The cubic root of 4427313646 is about 1642.0262539179.

The spelling of 4427313646 in words is "four billion, four hundred twenty-seven million, three hundred thirteen thousand, six hundred forty-six".