25943652 has 168 divisors, whose sum is σ = 82263552. Its totient is φ = 6998400.

The previous prime is 25943641. The next prime is 25943681. The reversal of 25943652 is 25634952.

25943652 is a `hidden beast` number, since 2 + 594 + 3 + 65 + 2 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 632752 + ... + 632792.

It is an arithmetic number, because the mean of its divisors is an integer number (489664).

Almost surely, 2^25943652 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 25943652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41131776).

25943652 is an abundant number, since it is smaller than the sum of its proper divisors (56319900).

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

25943652 is a wasteful number, since it uses less digits than its factorization.

25943652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101 (or 84 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 25943652 is about 5093.4911406618. The cubic root of 25943652 is about 296.0354382941.

The spelling of 25943652 in words is "twenty-five million, nine hundred forty-three thousand, six hundred fifty-two".