32495947 has 16 divisors (see below), whose sum is σ = 37756800. Its totient is φ = 27656640.

The previous prime is 32495933. The next prime is 32495951. The reversal of 32495947 is 74959423.

It is a de Polignac number, because none of the positive numbers 2^k-32495947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (32495977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17728 + ... + 19474.

It is an arithmetic number, because the mean of its divisors is an integer number (2359800).

Almost surely, 2^32495947 is an apocalyptic number.

32495947 is a deficient number, since it is larger than the sum of its proper divisors (5260853).

32495947 is a wasteful number, since it uses less digits than its factorization.

32495947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1866.

The product of its digits is 272160, while the sum is 43.

The square root of 32495947 is about 5700.5216427973. The cubic root of 32495947 is about 319.1119486018. Note that the first 3 decimals are identical.

The spelling of 32495947 in words is "thirty-two million, four hundred ninety-five thousand, nine hundred forty-seven".