2502641 has 6 divisors (see below), whose sum is σ = 2541042. Its totient is φ = 2464800.

The previous prime is 2502637. The next prime is 2502649. The reversal of 2502641 is 1462052.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2496400 + 6241 = 1580^2 + 79^2 .

It is not a de Polignac number, because 2502641 - 2² = 2502637 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2502649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6041 + ... + 6441.

It is an arithmetic number, because the mean of its divisors is an integer number (423507).

2^2502641 is an apocalyptic number.

It is an amenable number.

2502641 is a deficient number, since it is larger than the sum of its proper divisors (38401).

2502641 is an frugal number, since it uses more digits than its factorization.

2502641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559 (or 480 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 2502641 is about 1581.9737671656. The cubic root of 2502641 is about 135.7686558567.

Adding to 2502641 its reverse (1462052), we get a palindrome (3964693).

The spelling of 2502641 in words is "two million, five hundred two thousand, six hundred forty-one".