2502605 has 8 divisors (see below), whose sum is σ = 3432192. Its totient is φ = 1716048.

The previous prime is 2502593. The next prime is 2502629. The reversal of 2502605 is 5062052.

2502605 = T₃₂₄ + T₃₂₅ + ... + T₃₆₅.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2502605 - 2⁶ = 2502541 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 35717 + ... + 35786.

It is an arithmetic number, because the mean of its divisors is an integer number (429024).

2^2502605 is an apocalyptic number.

It is an amenable number.

2502605 is a deficient number, since it is larger than the sum of its proper divisors (929587).

2502605 is an equidigital number, since it uses as much as digits as its factorization.

2502605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71515.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 2502605 is about 1581.9623889334. The cubic root of 2502605 is about 135.7680048517.

Adding to 2502605 its reverse (5062052), we get a palindrome (7564657).

The spelling of 2502605 in words is "two million, five hundred two thousand, six hundred five".