97832165 has 4 divisors (see below), whose sum is σ = 117398604. Its totient is φ = 78265728.

The previous prime is 97832149. The next prime is 97832171. The reversal of 97832165 is 56123879.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 56123879 = 7 ⋅8017697.

It can be written as a sum of positive squares in 2 ways, for example, as 42016324 + 55815841 = 6482^2 + 7471^2 .

It is a cyclic number.

It is not a de Polignac number, because 97832165 - 2⁴ = 97832149 is a prime.

It is a super-2 number, since 2×97832165² = 19142265017174450, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9783212 + ... + 9783221.

It is an arithmetic number, because the mean of its divisors is an integer number (29349651).

Almost surely, 2^97832165 is an apocalyptic number.

It is an amenable number.

97832165 is a deficient number, since it is larger than the sum of its proper divisors (19566439).

97832165 is a wasteful number, since it uses less digits than its factorization.

97832165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19566438.

The product of its digits is 90720, while the sum is 41.

The square root of 97832165 is about 9891.0143564753. The cubic root of 97832165 is about 460.7802840600.

The spelling of 97832165 in words is "ninety-seven million, eight hundred thirty-two thousand, one hundred sixty-five".