25340259 has 8 divisors (see below), whose sum is σ = 38613760. Its totient is φ = 14480136.

The previous prime is 25340257. The next prime is 25340261. The reversal of 25340259 is 95204352.

It is an interprime number because it is at equal distance from previous prime (25340257) and next prime (25340261).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 25340259 - 2¹ = 25340257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25340257) 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 7 ways as a sum of consecutive naturals, for example, 603319 + ... + 603360.

It is an arithmetic number, because the mean of its divisors is an integer number (4826720).

Almost surely, 2^25340259 is an apocalyptic number.

25340259 is a deficient number, since it is larger than the sum of its proper divisors (13273501).

25340259 is a wasteful number, since it uses less digits than its factorization.

25340259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1206689.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 25340259 is about 5033.9109050519. The cubic root of 25340259 is about 293.7223650478.

The spelling of 25340259 in words is "twenty-five million, three hundred forty thousand, two hundred fifty-nine".