4243084409 has 4 divisors (see below), whose sum is σ = 4357762404. Its totient is φ = 4128406416.

The previous prime is 4243084399. The next prime is 4243084457. The reversal of 4243084409 is 9044803424.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3747888400 + 495196009 = 61220^2 + 22253^2 .

It is a cyclic number.

It is not a de Polignac number, because 4243084409 - 2¹² = 4243080313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4243084709) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57338942 + ... + 57339015.

It is an arithmetic number, because the mean of its divisors is an integer number (1089440601).

Almost surely, 2^4243084409 is an apocalyptic number.

It is an amenable number.

4243084409 is a deficient number, since it is larger than the sum of its proper divisors (114677995).

4243084409 is a wasteful number, since it uses less digits than its factorization.

4243084409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114677994.

The product of its (nonzero) digits is 110592, while the sum is 38.

The square root of 4243084409 is about 65138.9622960022. The cubic root of 4243084409 is about 1618.9268420883.

The spelling of 4243084409 in words is "four billion, two hundred forty-three million, eighty-four thousand, four hundred nine".