97509465 has 12 divisors (see below), whose sum is σ = 169016484. Its totient is φ = 52005024.

The previous prime is 97509449. The next prime is 97509469. The reversal of 97509465 is 56490579.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 28901376 + 68608089 = 5376^2 + 8283^2 .

It is not a de Polignac number, because 97509465 - 2⁴ = 97509449 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 2166877 = 97509465 / (9 + 7 + 5 + 0 + 9 + 4 + 6 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 97509465.

It is not an unprimeable number, because it can be changed into a prime (97509469) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1083394 + ... + 1083483.

It is an arithmetic number, because the mean of its divisors is an integer number (14084707).

Almost surely, 2^97509465 is an apocalyptic number.

It is an amenable number.

97509465 is a deficient number, since it is larger than the sum of its proper divisors (71507019).

97509465 is a wasteful number, since it uses less digits than its factorization.

97509465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2166888 (or 2166885 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 45.

The square root of 97509465 is about 9874.6880963401. The cubic root of 97509465 is about 460.2730971273.

The spelling of 97509465 in words is "ninety-seven million, five hundred nine thousand, four hundred sixty-five".