7452520 has 32 divisors (see below), whose sum is σ = 16866720. Its totient is φ = 2963520.

The previous prime is 7452509. The next prime is 7452521. The reversal of 7452520 is 252547.

It is not an unprimeable number, because it can be changed into a prime (7452521) 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, 7999 + ... + 8881.

It is an arithmetic number, because the mean of its divisors is an integer number (527085).

Almost surely, 2^7452520 is an apocalyptic number.

It is an amenable number.

7452520 is an abundant number, since it is smaller than the sum of its proper divisors (9414200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7452520 is a wasteful number, since it uses less digits than its factorization.

7452520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105 (or 1101 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 25.

The square root of 7452520 is about 2729.9304020432. The cubic root of 7452520 is about 195.3294452925.

The spelling of 7452520 in words is "seven million, four hundred fifty-two thousand, five hundred twenty".