2511625 has 16 divisors (see below), whose sum is σ = 3189888. Its totient is φ = 1974000.

The previous prime is 2511601. The next prime is 2511637. The reversal of 2511625 is 5261152.

It is not a de Polignac number, because 2511625 - 2¹³ = 2503433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2511596 and 2511605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8734 + ... + 9016.

It is an arithmetic number, because the mean of its divisors is an integer number (199368).

2^2511625 is an apocalyptic number.

2511625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2511625 is a deficient number, since it is larger than the sum of its proper divisors (678263).

2511625 is an equidigital number, since it uses as much as digits as its factorization.

2511625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369 (or 359 counting only the distinct ones).

The product of its digits is 600, while the sum is 22.

The square root of 2511625 is about 1584.8107142495. The cubic root of 2511625 is about 135.9309229654.

Adding to 2511625 its product of digits (600), we get a square (2512225 = 1585²).

Adding to 2511625 its reverse (5261152), we get a palindrome (7772777).

It can be divided in two parts, 2511 and 625, that added together give a square (3136 = 56²).

The spelling of 2511625 in words is "two million, five hundred eleven thousand, six hundred twenty-five".