7545452 has 18 divisors (see below), whose sum is σ = 13681668. Its totient is φ = 3641008.

The previous prime is 7545443. The next prime is 7545463. The reversal of 7545452 is 2545457.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 2243 + ... + 4485.

Almost surely, 2^7545452 is an apocalyptic number.

7545452 is the 2243-rd pentagonal number.

It is an amenable number.

7545452 is a deficient number, since it is larger than the sum of its proper divisors (6136216).

7545452 is a wasteful number, since it uses less digits than its factorization.

7545452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2305 (or 2274 counting only the distinct ones).

The product of its digits is 28000, while the sum is 32.

The square root of 7545452 is about 2746.8986148018. The cubic root of 7545452 is about 196.1380049866.

It can be divided in two parts, 7545 and 452, that added together give a palindrome (7997).

The spelling of 7545452 in words is "seven million, five hundred forty-five thousand, four hundred fifty-two".