25775364 has 48 divisors (see below), whose sum is σ = 64124928. Its totient is φ = 8039328.

The previous prime is 25775363. The next prime is 25775377. The reversal of 25775364 is 46357752.

It is not an unprimeable number, because it can be changed into a prime (25775363) 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, 11979 + ... + 13965.

It is an arithmetic number, because the mean of its divisors is an integer number (1335936).

Almost surely, 2^25775364 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 25775364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32062464).

25775364 is an abundant number, since it is smaller than the sum of its proper divisors (38349564).

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

25775364 is a wasteful number, since it uses less digits than its factorization.

25775364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2064 (or 2062 counting only the distinct ones).

The product of its digits is 176400, while the sum is 39.

The square root of 25775364 is about 5076.9443565988. The cubic root of 25775364 is about 295.3939541777.

The spelling of 25775364 in words is "twenty-five million, seven hundred seventy-five thousand, three hundred sixty-four".