2028591702 has 96 divisors (see below), whose sum is σ = 4868398080. Its totient is φ = 631683360.

The previous prime is 2028591683. The next prime is 2028591703. The reversal of 2028591702 is 2071958202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2028591703) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 434593 + ... + 439235.

It is an arithmetic number, because the mean of its divisors is an integer number (50712480).

Almost surely, 2^2028591702 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2028591702, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2434199040).

2028591702 is an abundant number, since it is smaller than the sum of its proper divisors (2839806378).

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

2028591702 is a wasteful number, since it uses less digits than its factorization.

2028591702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4720 (or 4708 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The square root of 2028591702 is about 45039.8901197594. The cubic root of 2028591702 is about 1265.8965459812.

The spelling of 2028591702 in words is "two billion, twenty-eight million, five hundred ninety-one thousand, seven hundred two".