4244913409 has 9 divisors (see below), whose sum is σ = 4666684449. Its totient is φ = 3858360660.

The previous prime is 4244913401. The next prime is 4244913433. The reversal of 4244913409 is 9043194424.

The square root of 4244913409 is 65153.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 4244913409 - 2³ = 4244913401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4244913401) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 713722 + ... + 719644.

Almost surely, 2^4244913409 is an apocalyptic number.

4244913409 is the 65153-rd square number.

4244913409 is the 32577-th centered octagonal number.

It is an amenable number.

4244913409 is a deficient number, since it is larger than the sum of its proper divisors (421771040).

4244913409 is an frugal number, since it uses more digits than its factorization.

4244913409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11868 (or 5934 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 40.

The cubic root of 4244913409 is about 1619.1594238266.

The spelling of 4244913409 in words is "four billion, two hundred forty-four million, nine hundred thirteen thousand, four hundred nine".