3023281408 has 72 divisors (see below), whose sum is σ = 6917157632. Its totient is φ = 1291880448.

The previous prime is 3023281397. The next prime is 3023281421. The reversal of 3023281408 is 8041823203.

It is a self number, because there is not a number n which added to its sum of digits gives 3023281408.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 655366 + ... + 659962.

Almost surely, 2^3023281408 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3023281408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3458578816).

3023281408 is an abundant number, since it is smaller than the sum of its proper divisors (3893876224).

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

3023281408 is an equidigital number, since it uses as much as digits as its factorization.

3023281408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4987 (or 4973 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 3023281408 is about 54984.3742166809. The cubic root of 3023281408 is about 1445.9708051882.

The spelling of 3023281408 in words is "three billion, twenty-three million, two hundred eighty-one thousand, four hundred eight".