32445016 has 8 divisors (see below), whose sum is σ = 60834420. Its totient is φ = 16222504.

The previous prime is 32445001. The next prime is 32445029. The reversal of 32445016 is 61054423.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2027806 + ... + 2027821.

Almost surely, 2^32445016 is an apocalyptic number.

32445016 is the 3603-rd centered pentagonal number.

It is an amenable number.

32445016 is a deficient number, since it is larger than the sum of its proper divisors (28389404).

32445016 is a wasteful number, since it uses less digits than its factorization.

32445016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4055633 (or 4055629 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 32445016 is about 5696.0526682958. The cubic root of 32445016 is about 318.9451463744.

Adding to 32445016 its reverse (61054423), we get a palindrome (93499439).

The spelling of 32445016 in words is "thirty-two million, four hundred forty-five thousand, sixteen".