32090213 has 4 divisors (see below), whose sum is σ = 32183040. Its totient is φ = 31997388.

The previous prime is 32090197. The next prime is 32090243. The reversal of 32090213 is 31209023.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31209023 = 677 ⋅46099.

It is a cyclic number.

It is not a de Polignac number, because 32090213 - 2⁴ = 32090197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32090243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45893 + ... + 46586.

It is an arithmetic number, because the mean of its divisors is an integer number (8045760).

Almost surely, 2^32090213 is an apocalyptic number.

It is an amenable number.

32090213 is a deficient number, since it is larger than the sum of its proper divisors (92827).

32090213 is an equidigital number, since it uses as much as digits as its factorization.

32090213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92826.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 32090213 is about 5664.8224155749. The cubic root of 32090213 is about 317.7782725807.

Adding to 32090213 its reverse (31209023), we get a palindrome (63299236).

The spelling of 32090213 in words is "thirty-two million, ninety thousand, two hundred thirteen".