2309965532 has 24 divisors (see below), whose sum is σ = 4820798976. Its totient is φ = 946942128.

The previous prime is 2309965529. The next prime is 2309965571. The reversal of 2309965532 is 2355699032.

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 7 ways as a sum of consecutive naturals, for example, 1792808 + ... + 1794095.

It is an arithmetic number, because the mean of its divisors is an integer number (200866624).

Almost surely, 2^2309965532 is an apocalyptic number.

It is an amenable number.

2309965532 is an abundant number, since it is smaller than the sum of its proper divisors (2510833444).

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

2309965532 is a wasteful number, since it uses less digits than its factorization.

2309965532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3586937 (or 3586935 counting only the distinct ones).

The product of its (nonzero) digits is 437400, while the sum is 44.

The square root of 2309965532 is about 48062.1007863784. The cubic root of 2309965532 is about 1321.9098333866.

The spelling of 2309965532 in words is "two billion, three hundred nine million, nine hundred sixty-five thousand, five hundred thirty-two".