2040140532 has 12 divisors (see below), whose sum is σ = 4760327936. Its totient is φ = 680046840.

The previous prime is 2040140449. The next prime is 2040140587. The reversal of 2040140532 is 2350410402.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 2040140499 and 2040140508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85005844 + ... + 85005867.

Almost surely, 2^2040140532 is an apocalyptic number.

It is an amenable number.

2040140532 is an abundant number, since it is smaller than the sum of its proper divisors (2720187404).

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

2040140532 is a wasteful number, since it uses less digits than its factorization.

2040140532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170011718 (or 170011716 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 2040140532 is about 45167.9148511418. The cubic root of 2040140532 is about 1268.2942632574.

Adding to 2040140532 its reverse (2350410402), we get a palindrome (4390550934).

The spelling of 2040140532 in words is "two billion, forty million, one hundred forty thousand, five hundred thirty-two".