25489752 has 16 divisors (see below), whose sum is σ = 63724440. Its totient is φ = 8496576.

The previous prime is 25489733. The next prime is 25489813. The reversal of 25489752 is 25798452.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 531013 + ... + 531060.

Almost surely, 2^25489752 is an apocalyptic number.

It is an amenable number.

25489752 is an abundant number, since it is smaller than the sum of its proper divisors (38234688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25489752 is a wasteful number, since it uses less digits than its factorization.

25489752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1062082 (or 1062078 counting only the distinct ones).

The product of its digits is 201600, while the sum is 42.

The square root of 25489752 is about 5048.7376640107. The cubic root of 25489752 is about 294.2988307760.

The spelling of 25489752 in words is "twenty-five million, four hundred eighty-nine thousand, seven hundred fifty-two".