7482397 has 8 divisors (see below), whose sum is σ = 8532216. Its totient is φ = 6500352.

The previous prime is 7482389. The next prime is 7482407. The reversal of 7482397 is 7932847.

7482397 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 3345241 + 4137156 = 1829^2 + 2034^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 7482397 - 2³ = 7482389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7482317) 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 7 ways as a sum of consecutive naturals, for example, 16708 + ... + 17149.

It is an arithmetic number, because the mean of its divisors is an integer number (1066527).

Almost surely, 2^7482397 is an apocalyptic number.

It is an amenable number.

7482397 is a deficient number, since it is larger than the sum of its proper divisors (1049819).

7482397 is a wasteful number, since it uses less digits than its factorization.

7482397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33887.

The product of its digits is 84672, while the sum is 40.

The square root of 7482397 is about 2735.3970461343. The cubic root of 7482397 is about 195.5901211689.

The spelling of 7482397 in words is "seven million, four hundred eighty-two thousand, three hundred ninety-seven".