32545473 has 4 divisors (see below), whose sum is σ = 43393968. Its totient is φ = 21696980.

The previous prime is 32545417. The next prime is 32545489. The reversal of 32545473 is 37454523.

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.

It is a cyclic number.

It is not a de Polignac number, because 32545473 - 2⁹ = 32544961 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (32545873) 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, 5424243 + ... + 5424248.

It is an arithmetic number, because the mean of its divisors is an integer number (10848492).

Almost surely, 2^32545473 is an apocalyptic number.

It is an amenable number.

32545473 is a deficient number, since it is larger than the sum of its proper divisors (10848495).

32545473 is a wasteful number, since it uses less digits than its factorization.

32545473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10848494.

The product of its digits is 50400, while the sum is 33.

The square root of 32545473 is about 5704.8639773442. The cubic root of 32545473 is about 319.2739823082.

Adding to 32545473 its reverse (37454523), we get a palindrome (69999996).

The spelling of 32545473 in words is "thirty-two million, five hundred forty-five thousand, four hundred seventy-three".