32740791 has 4 divisors (see below), whose sum is σ = 43654392. Its totient is φ = 21827192.

The previous prime is 32740789. The next prime is 32740831. The reversal of 32740791 is 19704723.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 32740791 - 2¹ = 32740789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32740751) 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 3 ways as a sum of consecutive naturals, for example, 5456796 + ... + 5456801.

It is an arithmetic number, because the mean of its divisors is an integer number (10913598).

Almost surely, 2^32740791 is an apocalyptic number.

32740791 is a deficient number, since it is larger than the sum of its proper divisors (10913601).

32740791 is a wasteful number, since it uses less digits than its factorization.

32740791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10913600.

The product of its (nonzero) digits is 10584, while the sum is 33.

The square root of 32740791 is about 5721.9569204949. The cubic root of 32740791 is about 319.9114045101.

The spelling of 32740791 in words is "thirty-two million, seven hundred forty thousand, seven hundred ninety-one".