32045906 has 4 divisors (see below), whose sum is σ = 48068862. Its totient is φ = 16022952.

The previous prime is 32045903. The next prime is 32045911. The reversal of 32045906 is 60954023.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60954023 = 13 ⋅4688771.

It can be written as a sum of positive squares in only one way, i.e., 31753225 + 292681 = 5635^2 + 541^2 .

It is not an unprimeable number, because it can be changed into a prime (32045903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8011475 + ... + 8011478.

Almost surely, 2^32045906 is an apocalyptic number.

32045906 is a deficient number, since it is larger than the sum of its proper divisors (16022956).

32045906 is a wasteful number, since it uses less digits than its factorization.

32045906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16022955.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 32045906 is about 5660.9103508181. The cubic root of 32045906 is about 317.6319529235.

Adding to 32045906 its reverse (60954023), we get a palindrome (92999929).

The spelling of 32045906 in words is "thirty-two million, forty-five thousand, nine hundred six".