4390343904 has 24 divisors (see below), whose sum is σ = 11524653000. Its totient is φ = 1463447936.

The previous prime is 4390343863. The next prime is 4390343921. The reversal of 4390343904 is 4093430934.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×4390343904² = 38550239190779922432, which contains 22 as substring.

It is a congruent number.

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, 22866279 + ... + 22866470.

It is an arithmetic number, because the mean of its divisors is an integer number (480193875).

Almost surely, 2^4390343904 is an apocalyptic number.

It is an amenable number.

4390343904 is an abundant number, since it is smaller than the sum of its proper divisors (7134309096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4390343904 is a wasteful number, since it uses less digits than its factorization.

4390343904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45732762 (or 45732754 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 39.

The square root of 4390343904 is about 66259.6702678183. The cubic root of 4390343904 is about 1637.4429594877.

The spelling of 4390343904 in words is "four billion, three hundred ninety million, three hundred forty-three thousand, nine hundred four".