2501925 has 12 divisors (see below), whose sum is σ = 4136640. Its totient is φ = 1334320.

The previous prime is 2501923. The next prime is 2501953. The reversal of 2501925 is 5291052.

It is not a de Polignac number, because 2501925 - 2¹ = 2501923 is a prime.

2501925 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2501895 and 2501904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2501923) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16605 + ... + 16754.

It is an arithmetic number, because the mean of its divisors is an integer number (344720).

2^2501925 is an apocalyptic number.

2501925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2501925 is a deficient number, since it is larger than the sum of its proper divisors (1634715).

2501925 is a wasteful number, since it uses less digits than its factorization.

2501925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33372 (or 33367 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 2501925 is about 1581.7474513967. The cubic root of 2501925 is about 135.7557069187.

Adding to 2501925 its reverse (5291052), we get a palindrome (7792977).

The spelling of 2501925 in words is "two million, five hundred one thousand, nine hundred twenty-five".