25268683 has 4 divisors (see below), whose sum is σ = 27565848. Its totient is φ = 22971520.

The previous prime is 25268641. The next prime is 25268693. The reversal of 25268683 is 38686252.

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

It is not a de Polignac number, because 25268683 - 2¹³ = 25260491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25268693) 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, 1148566 + ... + 1148587.

It is an arithmetic number, because the mean of its divisors is an integer number (6891462).

Almost surely, 2^25268683 is an apocalyptic number.

25268683 is a deficient number, since it is larger than the sum of its proper divisors (2297165).

25268683 is a wasteful number, since it uses less digits than its factorization.

25268683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2297164.

The product of its digits is 138240, while the sum is 40.

The square root of 25268683 is about 5026.7964947867. The cubic root of 25268683 is about 293.4455552305.

Subtracting 25268683 from its reverse (38686252), we obtain a square (13417569 = 3663²).

The spelling of 25268683 in words is "twenty-five million, two hundred sixty-eight thousand, six hundred eighty-three".