97097649 has 16 divisors (see below), whose sum is σ = 141487104. Its totient is φ = 58741200.

The previous prime is 97097647. The next prime is 97097669. The reversal of 97097649 is 94679079.

It is not a de Polignac number, because 97097649 - 2¹ = 97097647 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (97097647) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18492 + ... + 23154.

It is an arithmetic number, because the mean of its divisors is an integer number (8842944).

Almost surely, 2^97097649 is an apocalyptic number.

It is an amenable number.

97097649 is a deficient number, since it is larger than the sum of its proper divisors (44389455).

97097649 is a wasteful number, since it uses less digits than its factorization.

97097649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5308.

The product of its (nonzero) digits is 857304, while the sum is 51.

The square root of 97097649 is about 9853.8139316713. The cubic root of 97097649 is about 459.6242189372.

The spelling of 97097649 in words is "ninety-seven million, ninety-seven thousand, six hundred forty-nine".