7525605 has 8 divisors (see below), whose sum is σ = 12040992. Its totient is φ = 4013648.

The previous prime is 7525601. The next prime is 7525613. The reversal of 7525605 is 5065257.

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

It is a cyclic number.

It is not a de Polignac number, because 7525605 - 2² = 7525601 is a prime.

7525605 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7525601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250839 + ... + 250868.

It is an arithmetic number, because the mean of its divisors is an integer number (1505124).

Almost surely, 2^7525605 is an apocalyptic number.

It is an amenable number.

7525605 is a deficient number, since it is larger than the sum of its proper divisors (4515387).

7525605 is a wasteful number, since it uses less digits than its factorization.

7525605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501715.

The product of its (nonzero) digits is 10500, while the sum is 30.

The square root of 7525605 is about 2743.2836163984. The cubic root of 7525605 is about 195.9658850106.

The spelling of 7525605 in words is "seven million, five hundred twenty-five thousand, six hundred five".