4064220439 has 2 divisors, whose sum is σ = 4064220440. Its totient is φ = 4064220438.

The previous prime is 4064220401. The next prime is 4064220467. The reversal of 4064220439 is 9340224604.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4064220439 - 2⁹ = 4064219927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4064220499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2032110219 + 2032110220.

It is an arithmetic number, because the mean of its divisors is an integer number (2032110220).

Almost surely, 2^4064220439 is an apocalyptic number.

4064220439 is a deficient number, since it is larger than the sum of its proper divisors (1).

4064220439 is an equidigital number, since it uses as much as digits as its factorization.

4064220439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 34.

The square root of 4064220439 is about 63751.2387252201. The cubic root of 4064220439 is about 1595.8512882451.

The spelling of 4064220439 in words is "four billion, sixty-four million, two hundred twenty thousand, four hundred thirty-nine".