2214138609 has 24 divisors (see below), whose sum is σ = 3409161600. Its totient is φ = 1380693600.

The previous prime is 2214138593. The next prime is 2214138613. The reversal of 2214138609 is 9068314122.

2214138609 is a `hidden beast` number, since 2 + 2 + 1 + 41 + 3 + 8 + 609 = 666.

2214138609 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2214138609 - 2⁴ = 2214138593 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2214138629) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 68442 + ... + 95459.

It is an arithmetic number, because the mean of its divisors is an integer number (142048400).

Almost surely, 2^2214138609 is an apocalyptic number.

It is an amenable number.

2214138609 is a deficient number, since it is larger than the sum of its proper divisors (1195022991).

2214138609 is a wasteful number, since it uses less digits than its factorization.

2214138609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164005 (or 164002 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 2214138609 is about 47054.6342988658. The cubic root of 2214138609 is about 1303.3716440896.

The spelling of 2214138609 in words is "two billion, two hundred fourteen million, one hundred thirty-eight thousand, six hundred nine".