2500443 has 16 divisors (see below), whose sum is σ = 4041600. Its totient is φ = 1515240.

The previous prime is 2500441. The next prime is 2500523. The reversal of 2500443 is 3440052.

It is a happy number.

It is not a de Polignac number, because 2500443 - 2¹ = 2500441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2500441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3913 + ... + 4506.

It is an arithmetic number, because the mean of its divisors is an integer number (252600).

2^2500443 is an apocalyptic number.

2500443 is a deficient number, since it is larger than the sum of its proper divisors (1541157).

2500443 is a wasteful number, since it uses less digits than its factorization.

2500443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8439 (or 8433 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 2500443 is about 1581.2789127791. The cubic root of 2500443 is about 135.7288969363.

Adding to 2500443 its reverse (3440052), we get a palindrome (5940495).

It can be divided in two parts, 250044 and 3, that added together give a cube (250047 = 63³).

The spelling of 2500443 in words is "two million, five hundred thousand, four hundred forty-three".