1409222009 has 16 divisors (see below), whose sum is σ = 1552508160. Its totient is φ = 1271013120.

The previous prime is 1409221999. The next prime is 1409222041. The reversal of 1409222009 is 9002229041.

It is not a de Polignac number, because 1409222009 - 2²⁰ = 1408173433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1409222069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 449969 + ... + 453089.

It is an arithmetic number, because the mean of its divisors is an integer number (97031760).

Almost surely, 2^1409222009 is an apocalyptic number.

It is an amenable number.

1409222009 is a deficient number, since it is larger than the sum of its proper divisors (143286151).

1409222009 is a wasteful number, since it uses less digits than its factorization.

1409222009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3920.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 1409222009 is about 37539.6058716657. The cubic root of 1409222009 is about 1121.1398920307.

The spelling of 1409222009 in words is "one billion, four hundred nine million, two hundred twenty-two thousand, nine".