32340447 has 12 divisors (see below), whose sum is σ = 46986264. Its totient is φ = 21434640.

The previous prime is 32340433. The next prime is 32340493. The reversal of 32340447 is 74404323.

It is not a de Polignac number, because 32340447 - 2⁶ = 32340383 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32340447.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32348447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8829 + ... + 11942.

It is an arithmetic number, because the mean of its divisors is an integer number (3915522).

Almost surely, 2^32340447 is an apocalyptic number.

32340447 is a deficient number, since it is larger than the sum of its proper divisors (14645817).

32340447 is a wasteful number, since it uses less digits than its factorization.

32340447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20950 (or 20947 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 27.

The square root of 32340447 is about 5686.8661844640. The cubic root of 32340447 is about 318.6021284125.

The spelling of 32340447 in words is "thirty-two million, three hundred forty thousand, four hundred forty-seven".