2136491932 has 12 divisors (see below), whose sum is σ = 3958794000. Its totient is φ = 1005407936.

The previous prime is 2136491927. The next prime is 2136491933. The reversal of 2136491932 is 2391946312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2136491933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15709432 + ... + 15709567.

It is an arithmetic number, because the mean of its divisors is an integer number (329899500).

Almost surely, 2^2136491932 is an apocalyptic number.

It is an amenable number.

2136491932 is a deficient number, since it is larger than the sum of its proper divisors (1822302068).

2136491932 is a wasteful number, since it uses less digits than its factorization.

2136491932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31419020 (or 31419018 counting only the distinct ones).

The product of its digits is 69984, while the sum is 40.

The square root of 2136491932 is about 46222.2017216835. The cubic root of 2136491932 is about 1287.9541981514.

The spelling of 2136491932 in words is "two billion, one hundred thirty-six million, four hundred ninety-one thousand, nine hundred thirty-two".