25525535 has 8 divisors (see below), whose sum is σ = 35006496. Its totient is φ = 17503200.

The previous prime is 25525529. The next prime is 25525541. The reversal of 25525535 is 53552552.

It is an interprime number because it is at equal distance from previous prime (25525529) and next prime (25525541).

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

It is not a de Polignac number, because 25525535 - 2⁶ = 25525471 is a prime.

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, 364616 + ... + 364685.

It is an arithmetic number, because the mean of its divisors is an integer number (4375812).

Almost surely, 2^25525535 is an apocalyptic number.

25525535 is a deficient number, since it is larger than the sum of its proper divisors (9480961).

25525535 is an equidigital number, since it uses as much as digits as its factorization.

25525535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729313.

The product of its digits is 37500, while the sum is 32.

The square root of 25525535 is about 5052.2801782957. The cubic root of 25525535 is about 294.4364804882.

The spelling of 25525535 in words is "twenty-five million, five hundred twenty-five thousand, five hundred thirty-five".