440712079 has 2 divisors, whose sum is σ = 440712080. Its totient is φ = 440712078.

The previous prime is 440712061. The next prime is 440712109. The reversal of 440712079 is 970217044.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 440712079 - 2⁷ = 440711951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (440412079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220356039 + 220356040.

It is an arithmetic number, because the mean of its divisors is an integer number (220356040).

Almost surely, 2^440712079 is an apocalyptic number.

440712079 is a deficient number, since it is larger than the sum of its proper divisors (1).

440712079 is an equidigital number, since it uses as much as digits as its factorization.

440712079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 440712079 is about 20993.1436188104. The cubic root of 440712079 is about 761.0005744333. Note that the first 3 decimals are identical.

The spelling of 440712079 in words is "four hundred forty million, seven hundred twelve thousand, seventy-nine".