2820641598 has 48 divisors (see below), whose sum is σ = 6559577856. Its totient is φ = 872778240.

The previous prime is 2820641573. The next prime is 2820641623. The reversal of 2820641598 is 8951460282.

2820641598 is a `hidden beast` number, since 28 + 206 + 415 + 9 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (2820641573) and next prime (2820641623).

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40798 + ... + 85473.

It is an arithmetic number, because the mean of its divisors is an integer number (136657872).

Almost surely, 2^2820641598 is an apocalyptic number.

2820641598 is an abundant number, since it is smaller than the sum of its proper divisors (3738936258).

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

2820641598 is a wasteful number, since it uses less digits than its factorization.

2820641598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126369 (or 126366 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The square root of 2820641598 is about 53109.7128404965. The cubic root of 2820641598 is about 1412.9147821783.

The spelling of 2820641598 in words is "two billion, eight hundred twenty million, six hundred forty-one thousand, five hundred ninety-eight".