32066538 has 32 divisors (see below), whose sum is σ = 73598976. Its totient is φ = 9123888.

The previous prime is 32066533. The next prime is 32066557. The reversal of 32066538 is 83566023.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 32066499 and 32066508.

It is not an unprimeable number, because it can be changed into a prime (32066533) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9595 + ... + 12497.

It is an arithmetic number, because the mean of its divisors is an integer number (2299968).

Almost surely, 2^32066538 is an apocalyptic number.

32066538 is an abundant number, since it is smaller than the sum of its proper divisors (41532438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

32066538 is a wasteful number, since it uses less digits than its factorization.

32066538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3178.

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 32066538 is about 5662.7323793377. The cubic root of 32066538 is about 317.7001049108.

The spelling of 32066538 in words is "thirty-two million, sixty-six thousand, five hundred thirty-eight".