25673652 has 48 divisors (see below), whose sum is σ = 67334400. Its totient is φ = 8458560.

The previous prime is 25673651. The next prime is 25673653. The reversal of 25673652 is 25637652.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (25673651) and next prime (25673653).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25673651) 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, 8277 + ... + 10947.

It is an arithmetic number, because the mean of its divisors is an integer number (1402800).

Almost surely, 2^25673652 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 25673652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33667200).

25673652 is an abundant number, since it is smaller than the sum of its proper divisors (41660748).

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

25673652 is a wasteful number, since it uses less digits than its factorization.

25673652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2773 (or 2765 counting only the distinct ones).

The product of its digits is 75600, while the sum is 36.

The square root of 25673652 is about 5066.9174060764. The cubic root of 25673652 is about 295.0048912337.

The spelling of 25673652 in words is "twenty-five million, six hundred seventy-three thousand, six hundred fifty-two".