2040634072 has 8 divisors (see below), whose sum is σ = 3826188900. Its totient is φ = 1020317032.

The previous prime is 2040634021. The next prime is 2040634073. The reversal of 2040634072 is 2704360402.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 2040634072.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2040634073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127539622 + ... + 127539637.

Almost surely, 2^2040634072 is an apocalyptic number.

It is an amenable number.

2040634072 is a deficient number, since it is larger than the sum of its proper divisors (1785554828).

2040634072 is a wasteful number, since it uses less digits than its factorization.

2040634072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255079265 (or 255079261 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 28.

The square root of 2040634072 is about 45173.3779122173. The cubic root of 2040634072 is about 1268.3965280233.

Adding to 2040634072 its reverse (2704360402), we get a palindrome (4744994474).

The spelling of 2040634072 in words is "two billion, forty million, six hundred thirty-four thousand, seventy-two".