25552782 has 24 divisors (see below), whose sum is σ = 56305080. Its totient is φ = 8372880.

The previous prime is 25552771. The next prime is 25552783. The reversal of 25552782 is 28725552.

25552782 is a `hidden beast` number, since 2 + 55 + 527 + 82 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25552783) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10969 + ... + 13092.

It is an arithmetic number, because the mean of its divisors is an integer number (2346045).

Almost surely, 2^25552782 is an apocalyptic number.

25552782 is an abundant number, since it is smaller than the sum of its proper divisors (30752298).

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

25552782 is a wasteful number, since it uses less digits than its factorization.

25552782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24128 (or 24125 counting only the distinct ones).

The product of its digits is 56000, while the sum is 36.

The square root of 25552782 is about 5054.9759643345. The cubic root of 25552782 is about 294.5412077473.

The spelling of 25552782 in words is "twenty-five million, five hundred fifty-two thousand, seven hundred eighty-two".