2040504 has 16 divisors (see below), whose sum is σ = 5101320. Its totient is φ = 680160.

The previous prime is 2040497. The next prime is 2040539. The reversal of 2040504 is 4050402.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42487 + ... + 42534.

2^2040504 is an apocalyptic number.

2040504 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2040504 is an abundant number, since it is smaller than the sum of its proper divisors (3060816).

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

2040504 is a wasteful number, since it uses less digits than its factorization.

2040504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85030 (or 85026 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 15.

The square root of 2040504 is about 1428.4621101030. The cubic root of 2040504 is about 126.8369577841.

Adding to 2040504 its reverse (4050402), we get a palindrome (6090906).

The spelling of 2040504 in words is "two million, forty thousand, five hundred four".