4405242469 has 2 divisors, whose sum is σ = 4405242470. Its totient is φ = 4405242468.

The previous prime is 4405242431. The next prime is 4405242497. The reversal of 4405242469 is 9642425044.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3531330625 + 873911844 = 59425^2 + 29562^2 .

It is a cyclic number.

It is not a de Polignac number, because 4405242469 - 2⁷ = 4405242341 is a prime.

It is a super-2 number, since 2×4405242469² = 38812322421362431922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4405248469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2202621234 + 2202621235.

It is an arithmetic number, because the mean of its divisors is an integer number (2202621235).

Almost surely, 2^4405242469 is an apocalyptic number.

It is an amenable number.

4405242469 is a deficient number, since it is larger than the sum of its proper divisors (1).

4405242469 is an equidigital number, since it uses as much as digits as its factorization.

4405242469 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 276480, while the sum is 40.

The square root of 4405242469 is about 66372.0006403303. Note that the first 3 decimals coincide. The cubic root of 4405242469 is about 1639.2930808371.

The spelling of 4405242469 in words is "four billion, four hundred five million, two hundred forty-two thousand, four hundred sixty-nine".