9740397 has 4 divisors (see below), whose sum is σ = 12987200. Its totient is φ = 6493596.

The previous prime is 9740389. The next prime is 9740399. The reversal of 9740397 is 7930479.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 9740397 - 2³ = 9740389 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 (9740399) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1623397 + ... + 1623402.

It is an arithmetic number, because the mean of its divisors is an integer number (3246800).

Almost surely, 2^9740397 is an apocalyptic number.

It is an amenable number.

9740397 is a deficient number, since it is larger than the sum of its proper divisors (3246803).

9740397 is a wasteful number, since it uses less digits than its factorization.

9740397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3246802.

The product of its (nonzero) digits is 47628, while the sum is 39.

The square root of 9740397 is about 3120.9609097200. The cubic root of 9740397 is about 213.5627737101.

The spelling of 9740397 in words is "nine million, seven hundred forty thousand, three hundred ninety-seven".