7482320 has 20 divisors (see below), whose sum is σ = 17396580. Its totient is φ = 2992896.

The previous prime is 7482317. The next prime is 7482323. The reversal of 7482320 is 232847.

It is an interprime number because it is at equal distance from previous prime (7482317) and next prime (7482323).

It can be written as a sum of positive squares in 2 ways, for example, as 3055504 + 4426816 = 1748^2 + 2104^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×7482320² = 111970225164800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7482320.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7482323) 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 3 ways as a sum of consecutive naturals, for example, 46685 + ... + 46844.

It is an arithmetic number, because the mean of its divisors is an integer number (869829).

Almost surely, 2^7482320 is an apocalyptic number.

It is an amenable number.

7482320 is an abundant number, since it is smaller than the sum of its proper divisors (9914260).

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

7482320 is a wasteful number, since it uses less digits than its factorization.

7482320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93542 (or 93536 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 7482320 is about 2735.3829713589. The cubic root of 7482320 is about 195.5894502390.

The spelling of 7482320 in words is "seven million, four hundred eighty-two thousand, three hundred twenty".