25778332 has 36 divisors (see below), whose sum is σ = 47800480. Its totient is φ = 12160512.

The previous prime is 25778323. The next prime is 25778353. The reversal of 25778332 is 23387752.

It is a junction number, because it is equal to n+sod(n) for n = 25778291 and 25778300.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 265708 + ... + 265804.

Almost surely, 2^25778332 is an apocalyptic number.

It is an amenable number.

25778332 is a deficient number, since it is larger than the sum of its proper divisors (22022148).

25778332 is a wasteful number, since it uses less digits than its factorization.

25778332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238 (or 207 counting only the distinct ones).

The product of its digits is 70560, while the sum is 37.

The square root of 25778332 is about 5077.2366499898. The cubic root of 25778332 is about 295.4052918205.

The spelling of 25778332 in words is "twenty-five million, seven hundred seventy-eight thousand, three hundred thirty-two".