25385355 has 24 divisors (see below), whose sum is σ = 45077760. Its totient is φ = 13207680.

The previous prime is 25385329. The next prime is 25385359. The reversal of 25385355 is 55358352.

It is not a de Polignac number, because 25385355 - 2⁶ = 25385291 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25385359) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5035 + ... + 8724.

It is an arithmetic number, because the mean of its divisors is an integer number (1878240).

Almost surely, 2^25385355 is an apocalyptic number.

25385355 is a deficient number, since it is larger than the sum of its proper divisors (19692405).

25385355 is a wasteful number, since it uses less digits than its factorization.

25385355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13811 (or 13808 counting only the distinct ones).

The product of its digits is 90000, while the sum is 36.

The square root of 25385355 is about 5038.3881351083. The cubic root of 25385355 is about 293.8964997334.

The spelling of 25385355 in words is "twenty-five million, three hundred eighty-five thousand, three hundred fifty-five".