8397730 has 16 divisors (see below), whose sum is σ = 16490304. Its totient is φ = 3053680.

The previous prime is 8397721. The next prime is 8397751. The reversal of 8397730 is 377938.

It is a self number, because there is not a number n which added to its sum of digits gives 8397730.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38062 + ... + 38281.

It is an arithmetic number, because the mean of its divisors is an integer number (1030644).

Almost surely, 2^8397730 is an apocalyptic number.

8397730 is a deficient number, since it is larger than the sum of its proper divisors (8092574).

8397730 is a wasteful number, since it uses less digits than its factorization.

8397730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76361.

The product of its (nonzero) digits is 31752, while the sum is 37.

The square root of 8397730 is about 2897.8837105723. The cubic root of 8397730 is about 203.2609584456.

The spelling of 8397730 in words is "eight million, three hundred ninety-seven thousand, seven hundred thirty".