2195522652 has 48 divisors (see below), whose sum is σ = 5191149600. Its totient is φ = 722147328.

The previous prime is 2195522629. The next prime is 2195522677. The reversal of 2195522652 is 2562255912.

It is a super-2 number, since 2×2195522652² = 9640639430890226208, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2195522652.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 312474 + ... + 319422.

It is an arithmetic number, because the mean of its divisors is an integer number (108148950).

Almost surely, 2^2195522652 is an apocalyptic number.

It is an amenable number.

2195522652 is an abundant number, since it is smaller than the sum of its proper divisors (2995626948).

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

2195522652 is a wasteful number, since it uses less digits than its factorization.

2195522652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7302 (or 7300 counting only the distinct ones).

The product of its digits is 108000, while the sum is 39.

The square root of 2195522652 is about 46856.4045995849. The cubic root of 2195522652 is about 1299.7085445235.

The spelling of 2195522652 in words is "two billion, one hundred ninety-five million, five hundred twenty-two thousand, six hundred fifty-two".