2136731232 has 48 divisors (see below), whose sum is σ = 5739370560. Its totient is φ = 695678592.

The previous prime is 2136731231. The next prime is 2136731263. The reversal of 2136731232 is 2321376312.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 2136731232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2136731231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 254682 + ... + 262937.

It is an arithmetic number, because the mean of its divisors is an integer number (119570220).

Almost surely, 2^2136731232 is an apocalyptic number.

It is an amenable number.

2136731232 is an abundant number, since it is smaller than the sum of its proper divisors (3602639328).

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

2136731232 is a wasteful number, since it uses less digits than its factorization.

2136731232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517675 (or 517667 counting only the distinct ones).

The product of its digits is 9072, while the sum is 30.

The square root of 2136731232 is about 46224.7902320822. The cubic root of 2136731232 is about 1288.0022825725.

The spelling of 2136731232 in words is "two billion, one hundred thirty-six million, seven hundred thirty-one thousand, two hundred thirty-two".