25653005 has 8 divisors (see below), whose sum is σ = 35181312. Its totient is φ = 17590608.

The previous prime is 25652999. The next prime is 25653011. The reversal of 25653005 is 50035652.

It is an interprime number because it is at equal distance from previous prime (25652999) and next prime (25653011).

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

It is not a de Polignac number, because 25653005 - 2¹⁶ = 25587469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 366437 + ... + 366506.

It is an arithmetic number, because the mean of its divisors is an integer number (4397664).

Almost surely, 2^25653005 is an apocalyptic number.

It is an amenable number.

25653005 is a deficient number, since it is larger than the sum of its proper divisors (9528307).

25653005 is an equidigital number, since it uses as much as digits as its factorization.

25653005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732955.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 25653005 is about 5064.8795642147. The cubic root of 25653005 is about 294.9257880929.

Adding to 25653005 its reverse (50035652), we get a palindrome (75688657).

The spelling of 25653005 in words is "twenty-five million, six hundred fifty-three thousand, five".