25264625 has 16 divisors (see below), whose sum is σ = 31674240. Its totient is φ = 20119600.

The previous prime is 25264579. The next prime is 25264627. The reversal of 25264625 is 52646252.

It is not a de Polignac number, because 25264625 - 2²² = 21070321 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 25264591 and 25264600.

It is not an unprimeable number, because it can be changed into a prime (25264627) 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, 44594 + ... + 45156.

It is an arithmetic number, because the mean of its divisors is an integer number (1979640).

Almost surely, 2^25264625 is an apocalyptic number.

25264625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25264625 is a deficient number, since it is larger than the sum of its proper divisors (6409615).

25264625 is an equidigital number, since it uses as much as digits as its factorization.

25264625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 937 (or 927 counting only the distinct ones).

The product of its digits is 28800, while the sum is 32.

The square root of 25264625 is about 5026.3928417902. The cubic root of 25264625 is about 293.4298458533.

The spelling of 25264625 in words is "twenty-five million, two hundred sixty-four thousand, six hundred twenty-five".