25964495 has 4 divisors (see below), whose sum is σ = 31157400. Its totient is φ = 20771592.

The previous prime is 25964473. The next prime is 25964501. The reversal of 25964495 is 59446952.

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 25964495 - 2¹⁶ = 25898959 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2596445 + ... + 2596454.

It is an arithmetic number, because the mean of its divisors is an integer number (7789350).

Almost surely, 2^25964495 is an apocalyptic number.

25964495 is a deficient number, since it is larger than the sum of its proper divisors (5192905).

25964495 is an equidigital number, since it uses as much as digits as its factorization.

25964495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5192904.

The product of its digits is 388800, while the sum is 44.

The square root of 25964495 is about 5095.5367725098. The cubic root of 25964495 is about 296.1146948690.

The spelling of 25964495 in words is "twenty-five million, nine hundred sixty-four thousand, four hundred ninety-five".