440322079 has 2 divisors, whose sum is σ = 440322080. Its totient is φ = 440322078.

The previous prime is 440322037. The next prime is 440322101. The reversal of 440322079 is 970223044.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-440322079 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 440322079.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (440322019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220161039 + 220161040.

It is an arithmetic number, because the mean of its divisors is an integer number (220161040).

Almost surely, 2^440322079 is an apocalyptic number.

440322079 is a deficient number, since it is larger than the sum of its proper divisors (1).

440322079 is an equidigital number, since it uses as much as digits as its factorization.

440322079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 440322079 is about 20983.8528159154. The cubic root of 440322079 is about 760.7760303923.

The spelling of 440322079 in words is "four hundred forty million, three hundred twenty-two thousand, seventy-nine".