25353485 has 4 divisors (see below), whose sum is σ = 30424188. Its totient is φ = 20282784.

The previous prime is 25353469. The next prime is 25353487. The reversal of 25353485 is 58435352.

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

It can be written as a sum of positive squares in 2 ways, for example, as 6160324 + 19193161 = 2482^2 + 4381^2 .

It is a cyclic number.

It is not a de Polignac number, because 25353485 - 2⁴ = 25353469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25353487) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2535344 + ... + 2535353.

It is an arithmetic number, because the mean of its divisors is an integer number (7606047).

Almost surely, 2^25353485 is an apocalyptic number.

It is an amenable number.

25353485 is a deficient number, since it is larger than the sum of its proper divisors (5070703).

25353485 is an equidigital number, since it uses as much as digits as its factorization.

25353485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5070702.

The product of its digits is 72000, while the sum is 35.

The square root of 25353485 is about 5035.2244239954. The cubic root of 25353485 is about 293.7734576107.

The spelling of 25353485 in words is "twenty-five million, three hundred fifty-three thousand, four hundred eighty-five".