32491085 has 16 divisors (see below), whose sum is σ = 42939072. Its totient is φ = 23404800.

The previous prime is 32491061. The next prime is 32491117. The reversal of 32491085 is 58019423.

It is a de Polignac number, because none of the positive numbers 2^k-32491085 is a prime.

It is a plaindrome in base 14.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3125 + ... + 8645.

It is an arithmetic number, because the mean of its divisors is an integer number (2683692).

Almost surely, 2^32491085 is an apocalyptic number.

It is an amenable number.

32491085 is a deficient number, since it is larger than the sum of its proper divisors (10447987).

32491085 is a wasteful number, since it uses less digits than its factorization.

32491085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5644.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 32491085 is about 5700.0951746440. The cubic root of 32491085 is about 319.0960327741.

It can be divided in two parts, 3249 and 1085, that added together give a palindrome (4334).

The spelling of 32491085 in words is "thirty-two million, four hundred ninety-one thousand, eighty-five".