2148402282 has 64 divisors (see below), whose sum is σ = 4750824960. Its totient is φ = 643621824.

The previous prime is 2148402259. The next prime is 2148402301. The reversal of 2148402282 is 2822048412.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 490233 + ... + 494595.

It is an arithmetic number, because the mean of its divisors is an integer number (74231640).

Almost surely, 2^2148402282 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2148402282, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2375412480).

2148402282 is an abundant number, since it is smaller than the sum of its proper divisors (2602422678).

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

2148402282 is a wasteful number, since it uses less digits than its factorization.

2148402282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4547.

The product of its (nonzero) digits is 16384, while the sum is 33.

The square root of 2148402282 is about 46350.8606392589. The cubic root of 2148402282 is about 1290.3430936461.

The spelling of 2148402282 in words is "two billion, one hundred forty-eight million, four hundred two thousand, two hundred eighty-two".