14189409 has 36 divisors (see below), whose sum is σ = 23409360. Its totient is φ = 8255520.

The previous prime is 14189387. The next prime is 14189411. The reversal of 14189409 is 90498141.

It is not a de Polignac number, because 14189409 - 2¹³ = 14181217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14189429) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 28654 + ... + 29144.

It is an arithmetic number, because the mean of its divisors is an integer number (650260).

Almost surely, 2^14189409 is an apocalyptic number.

14189409 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

14189409 is a deficient number, since it is larger than the sum of its proper divisors (9219951).

14189409 is a wasteful number, since it uses less digits than its factorization.

14189409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542 (or 526 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 36.

The square root of 14189409 is about 3766.8831943664. The cubic root of 14189409 is about 242.0962722849.

The spelling of 14189409 in words is "fourteen million, one hundred eighty-nine thousand, four hundred nine".