32440679 has 2 divisors, whose sum is σ = 32440680. Its totient is φ = 32440678.

The previous prime is 32440673. The next prime is 32440687. The reversal of 32440679 is 97604423.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32440679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32440673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16220339 + 16220340.

It is an arithmetic number, because the mean of its divisors is an integer number (16220340).

Almost surely, 2^32440679 is an apocalyptic number.

32440679 is a deficient number, since it is larger than the sum of its proper divisors (1).

32440679 is an equidigital number, since it uses as much as digits as its factorization.

32440679 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 32440679 is about 5695.6719533344. The cubic root of 32440679 is about 318.9309343638.

The spelling of 32440679 in words is "thirty-two million, four hundred forty thousand, six hundred seventy-nine".