9797296409 has 8 divisors (see below), whose sum is σ = 10037601000. Its totient is φ = 9557056000.

The previous prime is 9797296387. The next prime is 9797296417. The reversal of 9797296409 is 9046927979.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4214809 + 9793081600 = 2053^2 + 98960^2 .

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 9797296409 - 2¹⁶ = 9797230873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9797296459) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 473717 + ... + 493965.

It is an arithmetic number, because the mean of its divisors is an integer number (1254700125).

Almost surely, 2^9797296409 is an apocalyptic number.

It is an amenable number.

9797296409 is a deficient number, since it is larger than the sum of its proper divisors (240304591).

9797296409 is a wasteful number, since it uses less digits than its factorization.

9797296409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32091.

The product of its (nonzero) digits is 15431472, while the sum is 62.

The square root of 9797296409 is about 98981.2932275589. The cubic root of 9797296409 is about 2139.7781533354.

The spelling of 9797296409 in words is "nine billion, seven hundred ninety-seven million, two hundred ninety-six thousand, four hundred nine".