4942443408 has 160 divisors (see below), whose sum is σ = 15061536000. Its totient is φ = 1395846144.

The previous prime is 4942443403. The next prime is 4942443469. The reversal of 4942443408 is 8043442494.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 4942443408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4942443403) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1463610 + ... + 1466982.

It is an arithmetic number, because the mean of its divisors is an integer number (94134600).

Almost surely, 2^4942443408 is an apocalyptic number.

4942443408 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4942443408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7530768000).

4942443408 is an abundant number, since it is smaller than the sum of its proper divisors (10119092592).

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

4942443408 is a wasteful number, since it uses less digits than its factorization.

4942443408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3494 (or 3474 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 42.

The square root of 4942443408 is about 70302.5135254779. The cubic root of 4942443408 is about 1703.3892485971.

The spelling of 4942443408 in words is "four billion, nine hundred forty-two million, four hundred forty-three thousand, four hundred eight".