25340355 has 12 divisors (see below), whose sum is σ = 43923360. Its totient is φ = 13514832.

The previous prime is 25340351. The next prime is 25340383. The reversal of 25340355 is 55304352.

25340355 is a `hidden beast` number, since 253 + 403 + 5 + 5 = 666.

It is not a de Polignac number, because 25340355 - 2² = 25340351 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25340351) by changing a digit.

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, 281515 + ... + 281604.

It is an arithmetic number, because the mean of its divisors is an integer number (3660280).

Almost surely, 2^25340355 is an apocalyptic number.

25340355 is a deficient number, since it is larger than the sum of its proper divisors (18583005).

25340355 is a wasteful number, since it uses less digits than its factorization.

25340355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563130 (or 563127 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 27.

The square root of 25340355 is about 5033.9204403725. The cubic root of 25340355 is about 293.7227359636.

The spelling of 25340355 in words is "twenty-five million, three hundred forty thousand, three hundred fifty-five".