7540516 has 9 divisors (see below), whose sum is σ = 13205521.
Its totient is φ = 3767512.
The previous prime is 7540501. The next prime is 7540517. The reversal of 7540516 is 6150457.
The square root of 7540516 is 2746.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 7452900 + 87616 = 2730^2 + 296^2
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (7540517) 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 2 ways as a sum of consecutive naturals, for example, 4806 + ... + 6178.
Almost surely, 27540516 is an apocalyptic number.
7540516 is the 2746-th square number.
It is an amenable number.
7540516 is a deficient number, since it is larger than the sum of its proper divisors (5665005).
7540516 is an equidigital number, since it uses as much as digits as its factorization.
7540516 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2750 (or 1375 counting only the distinct ones).
The product of its (nonzero) digits is 4200, while the sum is 28.
The cubic root of 7540516 is about 196.0952265297.
The spelling of 7540516 in words is "seven million, five hundred forty thousand, five hundred sixteen".