32213023 has 4 divisors (see below), whose sum is σ = 32498208. Its totient is φ = 31927840.

The previous prime is 32213017. The next prime is 32213033. The reversal of 32213023 is 32031223.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 32213023 - 2²¹ = 30115871 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 32212988 and 32213006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32213033) 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, 142423 + ... + 142648.

It is an arithmetic number, because the mean of its divisors is an integer number (8124552).

Almost surely, 2^32213023 is an apocalyptic number.

32213023 is a deficient number, since it is larger than the sum of its proper divisors (285185).

32213023 is a wasteful number, since it uses less digits than its factorization.

32213023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285184.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 32213023 is about 5675.6517687399. The cubic root of 32213023 is about 318.1831381838.

Adding to 32213023 its reverse (32031223), we get a palindrome (64244246).

The spelling of 32213023 in words is "thirty-two million, two hundred thirteen thousand, twenty-three".