2117575604 has 6 divisors (see below), whose sum is σ = 3705757314. Its totient is φ = 1058787800.

The previous prime is 2117575589. The next prime is 2117575609. The reversal of 2117575604 is 4065757112.

It can be written as a sum of positive squares in only one way, i.e., 1347624100 + 769951504 = 36710^2 + 27748^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2117575609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264696947 + ... + 264696954.

It is an arithmetic number, because the mean of its divisors is an integer number (617626219).

Almost surely, 2^2117575604 is an apocalyptic number.

It is an amenable number.

2117575604 is a deficient number, since it is larger than the sum of its proper divisors (1588181710).

2117575604 is a wasteful number, since it uses less digits than its factorization.

2117575604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529393905 (or 529393903 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 38.

The square root of 2117575604 is about 46017.1229435305. The cubic root of 2117575604 is about 1284.1417766087.

The spelling of 2117575604 in words is "two billion, one hundred seventeen million, five hundred seventy-five thousand, six hundred four".