2500842 has 16 divisors (see below), whose sum is σ = 5077152. Its totient is φ = 821040.

The previous prime is 2500831. The next prime is 2500843. The reversal of 2500842 is 2480052.

It is not an unprimeable number, because it can be changed into a prime (2500843) 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, 2709 + ... + 3512.

It is an arithmetic number, because the mean of its divisors is an integer number (317322).

2^2500842 is an apocalyptic number.

2500842 is an abundant number, since it is smaller than the sum of its proper divisors (2576310).

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

2500842 is a wasteful number, since it uses less digits than its factorization.

2500842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6293.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 2500842 is about 1581.4050714475. The cubic root of 2500842 is about 135.7361160504.

Adding to 2500842 its reverse (2480052), we get a palindrome (4980894).

The spelling of 2500842 in words is "two million, five hundred thousand, eight hundred forty-two".