7545253 has 8 divisors (see below), whose sum is σ = 7764768. Its totient is φ = 7327824.

The previous prime is 7545247. The next prime is 7545257. The reversal of 7545253 is 3525457.

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 7545253 - 2⁵ = 7545221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7545257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9375 + ... + 10147.

It is an arithmetic number, because the mean of its divisors is an integer number (970596).

Almost surely, 2^7545253 is an apocalyptic number.

It is an amenable number.

7545253 is a deficient number, since it is larger than the sum of its proper divisors (219515).

7545253 is a wasteful number, since it uses less digits than its factorization.

7545253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1043.

The product of its digits is 21000, while the sum is 31.

The square root of 7545253 is about 2746.8623918937. The cubic root of 7545253 is about 196.1362806893.

The spelling of 7545253 in words is "seven million, five hundred forty-five thousand, two hundred fifty-three".