2539625 has 16 divisors (see below), whose sum is σ = 3459456. Its totient is φ = 1846000.

The previous prime is 2539583. The next prime is 2539627. The reversal of 2539625 is 5269352.

It is not a de Polignac number, because 2539625 - 2¹⁸ = 2277481 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2539591 and 2539600.

It is not an unprimeable number, because it can be changed into a prime (2539627) 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, 452 + ... + 2298.

It is an arithmetic number, because the mean of its divisors is an integer number (216216).

2^2539625 is an apocalyptic number.

2539625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2539625 is a deficient number, since it is larger than the sum of its proper divisors (919831).

2539625 is a wasteful number, since it uses less digits than its factorization.

2539625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1873 (or 1863 counting only the distinct ones).

The product of its digits is 16200, while the sum is 32.

The square root of 2539625 is about 1593.6200927448. The cubic root of 2539625 is about 136.4341840346.

The spelling of 2539625 in words is "two million, five hundred thirty-nine thousand, six hundred twenty-five".