2816690628 has 96 divisors (see below), whose sum is σ = 7207280640. Its totient is φ = 852318720.

The previous prime is 2816690623. The next prime is 2816690641. The reversal of 2816690628 is 8260966182.

It is a happy number.

2816690628 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2816690623) 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, 2649225 + ... + 2650287.

It is an arithmetic number, because the mean of its divisors is an integer number (75075840).

Almost surely, 2^2816690628 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 2816690628, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3603640320).

2816690628 is an abundant number, since it is smaller than the sum of its proper divisors (4390590012).

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

2816690628 is a wasteful number, since it uses less digits than its factorization.

2816690628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1537 (or 1535 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 48.

The square root of 2816690628 is about 53072.5035022845. The cubic root of 2816690628 is about 1412.2547677534.

The spelling of 2816690628 in words is "two billion, eight hundred sixteen million, six hundred ninety thousand, six hundred twenty-eight".