2685330228 has 96 divisors (see below), whose sum is σ = 7262373888. Its totient is φ = 756432000.

The previous prime is 2685330223. The next prime is 2685330233. The reversal of 2685330228 is 8220335862.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2685330223) and next prime (2685330233).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2685330223) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 2604073 + ... + 2605103.

It is an arithmetic number, because the mean of its divisors is an integer number (75649728).

Almost surely, 2^2685330228 is an apocalyptic number.

2685330228 is a gapful number since it is divisible by the number (28) 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 2685330228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3631186944).

2685330228 is an abundant number, since it is smaller than the sum of its proper divisors (4577043660).

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

2685330228 is a wasteful number, since it uses less digits than its factorization.

2685330228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1453 (or 1451 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 39.

The square root of 2685330228 is about 51820.1720182402. The cubic root of 2685330228 is about 1389.9501781566.

The spelling of 2685330228 in words is "two billion, six hundred eighty-five million, three hundred thirty thousand, two hundred twenty-eight".