9740491 has 4 divisors (see below), whose sum is σ = 10076400. Its totient is φ = 9404584.

The previous prime is 9740461. The next prime is 9740501. The reversal of 9740491 is 1940479.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 9740491 - 2⁷ = 9740363 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (9740441) 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, 167911 + ... + 167968.

It is an arithmetic number, because the mean of its divisors is an integer number (2519100).

Almost surely, 2^9740491 is an apocalyptic number.

9740491 is a deficient number, since it is larger than the sum of its proper divisors (335909).

9740491 is a wasteful number, since it uses less digits than its factorization.

9740491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335908.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 9740491 is about 3120.9759691481. The cubic root of 9740491 is about 213.5634607059.

The spelling of 9740491 in words is "nine million, seven hundred forty thousand, four hundred ninety-one".