4239084469 has 2 divisors, whose sum is σ = 4239084470. Its totient is φ = 4239084468.

The previous prime is 4239084467. The next prime is 4239084503. The reversal of 4239084469 is 9644809324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2904132100 + 1334952369 = 53890^2 + 36537^2 .

It is a cyclic number.

It is not a de Polignac number, because 4239084469 - 2¹ = 4239084467 is a prime.

It is a super-2 number, since 2×4239084469² = 35939674270634023922, which contains 22 as substring.

Together with 4239084467, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4239084461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2119542234 + 2119542235.

It is an arithmetic number, because the mean of its divisors is an integer number (2119542235).

Almost surely, 2^4239084469 is an apocalyptic number.

It is an amenable number.

4239084469 is a deficient number, since it is larger than the sum of its proper divisors (1).

4239084469 is an equidigital number, since it uses as much as digits as its factorization.

4239084469 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1492992, while the sum is 49.

The square root of 4239084469 is about 65108.2519270791. The cubic root of 4239084469 is about 1618.4179633640.

The spelling of 4239084469 in words is "four billion, two hundred thirty-nine million, eighty-four thousand, four hundred sixty-nine".