25340593 has 4 divisors (see below), whose sum is σ = 25661440. Its totient is φ = 25019748.

The previous prime is 25340587. The next prime is 25340599. The reversal of 25340593 is 39504352.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (25340587) and next prime (25340599).

It is a cyclic number.

It is not a de Polignac number, because 25340593 - 2⁵ = 25340561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25340599) 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, 160305 + ... + 160462.

It is an arithmetic number, because the mean of its divisors is an integer number (6415360).

Almost surely, 2^25340593 is an apocalyptic number.

It is an amenable number.

25340593 is a deficient number, since it is larger than the sum of its proper divisors (320847).

25340593 is an equidigital number, since it uses as much as digits as its factorization.

25340593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320846.

The product of its (nonzero) digits is 16200, while the sum is 31.

The square root of 25340593 is about 5033.9440799437. The cubic root of 25340593 is about 293.7236555218.

The spelling of 25340593 in words is "twenty-five million, three hundred forty thousand, five hundred ninety-three".