25434683 has 4 divisors (see below), whose sum is σ = 25590888. Its totient is φ = 25278480.

The previous prime is 25434677. The next prime is 25434691. The reversal of 25434683 is 38643452.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 25434683 - 2⁴ = 25434667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25434613) 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 3 ways as a sum of consecutive naturals, for example, 77858 + ... + 78183.

It is an arithmetic number, because the mean of its divisors is an integer number (6397722).

Almost surely, 2^25434683 is an apocalyptic number.

25434683 is a deficient number, since it is larger than the sum of its proper divisors (156205).

25434683 is a wasteful number, since it uses less digits than its factorization.

25434683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156204.

The product of its digits is 69120, while the sum is 35.

The square root of 25434683 is about 5043.2809757141. The cubic root of 25434683 is about 294.0867399515.

The spelling of 25434683 in words is "twenty-five million, four hundred thirty-four thousand, six hundred eighty-three".