4322609644 has 12 divisors (see below), whose sum is σ = 7579034344. Its totient is φ = 2157171264.

The previous prime is 4322609639. The next prime is 4322609671. The reversal of 4322609644 is 4469062234.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 4322609597 and 4322609606.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1031037 + ... + 1035220.

Almost surely, 2^4322609644 is an apocalyptic number.

It is an amenable number.

4322609644 is a deficient number, since it is larger than the sum of its proper divisors (3256424700).

4322609644 is a wasteful number, since it uses less digits than its factorization.

4322609644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2066784 (or 2066782 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 40.

The square root of 4322609644 is about 65746.5561379454. The cubic root of 4322609644 is about 1628.9784513342.

The spelling of 4322609644 in words is "four billion, three hundred twenty-two million, six hundred nine thousand, six hundred forty-four".