25226016 has 48 divisors (see below), whose sum is σ = 67169088. Its totient is φ = 8288000.

The previous prime is 25225997. The next prime is 25226017. The reversal of 25226016 is 61062252.

It is a tau number, because it is divible by the number of its divisors (48).

It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (25226017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4966 + ... + 8666.

It is an arithmetic number, because the mean of its divisors is an integer number (1399356).

Almost surely, 2^25226016 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 25226016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33584544).

25226016 is an abundant number, since it is smaller than the sum of its proper divisors (41943072).

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

25226016 is a wasteful number, since it uses less digits than its factorization.

25226016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3785 (or 3777 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 25226016 is about 5022.5507463838. The cubic root of 25226016 is about 293.2802980334.

Adding to 25226016 its reverse (61062252), we get a palindrome (86288268).

The spelling of 25226016 in words is "twenty-five million, two hundred twenty-six thousand, sixteen".