32165465 has 4 divisors (see below), whose sum is σ = 38598564. Its totient is φ = 25732368.

The previous prime is 32165459. The next prime is 32165467. The reversal of 32165465 is 56456123.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 56456123 = 313 ⋅180371.

It can be written as a sum of positive squares in 2 ways, for example, as 16736281 + 15429184 = 4091^2 + 3928^2 .

It is a cyclic number.

It is not a de Polignac number, because 32165465 - 2⁴ = 32165449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32165467) 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, 3216542 + ... + 3216551.

It is an arithmetic number, because the mean of its divisors is an integer number (9649641).

Almost surely, 2^32165465 is an apocalyptic number.

It is an amenable number.

32165465 is a deficient number, since it is larger than the sum of its proper divisors (6433099).

32165465 is an equidigital number, since it uses as much as digits as its factorization.

32165465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6433098.

The product of its digits is 21600, while the sum is 32.

The square root of 32165465 is about 5671.4605702588. The cubic root of 32165465 is about 318.0264768377.

The spelling of 32165465 in words is "thirty-two million, one hundred sixty-five thousand, four hundred sixty-five".