25269472 has 12 divisors (see below), whose sum is σ = 49749336. Its totient is φ = 12634720.

The previous prime is 25269457. The next prime is 25269473. The reversal of 25269472 is 27496252.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25269473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 394804 + ... + 394867.

It is an arithmetic number, because the mean of its divisors is an integer number (4145778).

Almost surely, 2^25269472 is an apocalyptic number.

It is an amenable number.

25269472 is a deficient number, since it is larger than the sum of its proper divisors (24479864).

25269472 is an equidigital number, since it uses as much as digits as its factorization.

25269472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 789681 (or 789673 counting only the distinct ones).

The product of its digits is 60480, while the sum is 37.

The square root of 25269472 is about 5026.8749735795. The cubic root of 25269472 is about 293.4486094212.

The spelling of 25269472 in words is "twenty-five million, two hundred sixty-nine thousand, four hundred seventy-two".