32500105 has 16 divisors (see below), whose sum is σ = 42966144. Its totient is φ = 23402880.

The previous prime is 32500063. The next prime is 32500109. The reversal of 32500105 is 50100523.

It is a de Polignac number, because none of the positive numbers 2^k-32500105 is a prime.

It is a super-2 number, since 2×32500105² = 2112513650022050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32500109) 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, 2797 + ... + 8533.

It is an arithmetic number, because the mean of its divisors is an integer number (2685384).

Almost surely, 2^32500105 is an apocalyptic number.

It is an amenable number.

32500105 is a deficient number, since it is larger than the sum of its proper divisors (10466039).

32500105 is a wasteful number, since it uses less digits than its factorization.

32500105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5856.

The product of its (nonzero) digits is 150, while the sum is 16.

The square root of 32500105 is about 5700.8863345975. The cubic root of 32500105 is about 319.1255586159.

Adding to 32500105 its reverse (50100523), we get a palindrome (82600628).

The spelling of 32500105 in words is "thirty-two million, five hundred thousand, one hundred five".