14922809 has 12 divisors (see below), whose sum is σ = 17268720. Its totient is φ = 12850200.

The previous prime is 14922799. The next prime is 14922823. The reversal of 14922809 is 90822941.

It is not a de Polignac number, because 14922809 - 2⁴ = 14922793 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14922409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 947 + ... + 5544.

It is an arithmetic number, because the mean of its divisors is an integer number (1439060).

Almost surely, 2^14922809 is an apocalyptic number.

14922809 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

14922809 is a deficient number, since it is larger than the sum of its proper divisors (2345911).

14922809 is a wasteful number, since it uses less digits than its factorization.

14922809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6532 (or 6521 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 14922809 is about 3863.0051773199. The cubic root of 14922809 is about 246.1974366237.

The spelling of 14922809 in words is "fourteen million, nine hundred twenty-two thousand, eight hundred nine".