2147205536 has 96 divisors (see below), whose sum is σ = 5212408320. Its totient is φ = 849678336.

The previous prime is 2147205517. The next prime is 2147205539. The reversal of 2147205536 is 6355027412.

It is a super-2 number, since 2×2147205536² = 9220983227658094592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2147205496 and 2147205505.

It is not an unprimeable number, because it can be changed into a prime (2147205539) 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 in 15 ways as a sum of consecutive naturals, for example, 196505 + ... + 207143.

It is an arithmetic number, because the mean of its divisors is an integer number (54295920).

Almost surely, 2^2147205536 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 2147205536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2606204160).

2147205536 is an abundant number, since it is smaller than the sum of its proper divisors (3065202784).

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

2147205536 is a wasteful number, since it uses less digits than its factorization.

2147205536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10726 (or 10718 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 2147205536 is about 46337.9491993334. The cubic root of 2147205536 is about 1290.1034582409.

The spelling of 2147205536 in words is "two billion, one hundred forty-seven million, two hundred five thousand, five hundred thirty-six".