7509480 has 64 divisors (see below), whose sum is σ = 24580800. Its totient is φ = 1820160.

The previous prime is 7509419. The next prime is 7509487. The reversal of 7509480 is 849057.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (7509487) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1525 + ... + 4164.

It is an arithmetic number, because the mean of its divisors is an integer number (384075).

Almost surely, 2^7509480 is an apocalyptic number.

It is an amenable number.

7509480 is an abundant number, since it is smaller than the sum of its proper divisors (17071320).

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

7509480 is a wasteful number, since it uses less digits than its factorization.

7509480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5714 (or 5710 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 7509480 is about 2740.3430442191. The cubic root of 7509480 is about 195.8258205458.

The spelling of 7509480 in words is "seven million, five hundred nine thousand, four hundred eighty".