25463552 has 36 divisors (see below), whose sum is σ = 53826696. Its totient is φ = 11980800.

The previous prime is 25463527. The next prime is 25463563. The reversal of 25463552 is 25536452.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1427 + ... + 7277.

It is an arithmetic number, because the mean of its divisors is an integer number (1495186).

Almost surely, 2^25463552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25463552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26913348).

25463552 is an abundant number, since it is smaller than the sum of its proper divisors (28363144).

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

25463552 is an equidigital number, since it uses as much as digits as its factorization.

25463552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5884 (or 5870 counting only the distinct ones).

The product of its digits is 36000, while the sum is 32.

The square root of 25463552 is about 5046.1422889173. The cubic root of 25463552 is about 294.1979631449.

Subtracting 25463552 from its reverse (25536452), we obtain a square (72900 = 270²).

The spelling of 25463552 in words is "twenty-five million, four hundred sixty-three thousand, five hundred fifty-two".