32564473 has 2 divisors, whose sum is σ = 32564474. Its totient is φ = 32564472.

The previous prime is 32564447. The next prime is 32564491. The reversal of 32564473 is 37446523.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31945104 + 619369 = 5652^2 + 787^2 .

It is a cyclic number.

It is not a de Polignac number, because 32564473 - 2²¹ = 30467321 is a prime.

It is a nialpdrome in base 12.

It is not a weakly prime, because it can be changed into another prime (32564443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16282236 + 16282237.

It is an arithmetic number, because the mean of its divisors is an integer number (16282237).

Almost surely, 2^32564473 is an apocalyptic number.

It is an amenable number.

32564473 is a deficient number, since it is larger than the sum of its proper divisors (1).

32564473 is an equidigital number, since it uses as much as digits as its factorization.

32564473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60480, while the sum is 34.

The square root of 32564473 is about 5706.5289800368. The cubic root of 32564473 is about 319.3361007843.

The spelling of 32564473 in words is "thirty-two million, five hundred sixty-four thousand, four hundred seventy-three".