2040788 has 24 divisors (see below), whose sum is σ = 3760680. Its totient is φ = 967680.

The previous prime is 2040781. The next prime is 2040791. The reversal of 2040788 is 8870402.

It can be written as a sum of positive squares in 4 ways, for example, as 595984 + 1444804 = 772^2 + 1202^2 .

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a self number, because there is not a number n which added to its sum of digits gives 2040788.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2040781) 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, 8348 + ... + 8588.

It is an arithmetic number, because the mean of its divisors is an integer number (156695).

2^2040788 is an apocalyptic number.

It is an amenable number.

2040788 is a deficient number, since it is larger than the sum of its proper divisors (1719892).

2040788 is a wasteful number, since it uses less digits than its factorization.

2040788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347 (or 345 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 29.

The square root of 2040788 is about 1428.5615142513. The cubic root of 2040788 is about 126.8428419554.

The spelling of 2040788 in words is "two million, forty thousand, seven hundred eighty-eight".