14820393 has 24 divisors (see below), whose sum is σ = 23556960. Its totient is φ = 8258880.

The previous prime is 14820389. The next prime is 14820401. The reversal of 14820393 is 39302841.

It is not a de Polignac number, because 14820393 - 2² = 14820389 is a prime.

It is a super-3 number, since 3×14820393³ (a number of 22 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 14820393.

It is not an unprimeable number, because it can be changed into a prime (14820293) 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, 4798 + ... + 7256.

It is an arithmetic number, because the mean of its divisors is an integer number (981540).

Almost surely, 2^14820393 is an apocalyptic number.

It is an amenable number.

14820393 is a deficient number, since it is larger than the sum of its proper divisors (8736567).

14820393 is a wasteful number, since it uses less digits than its factorization.

14820393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2517 (or 2510 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 14820393 is about 3849.7263539114. The cubic root of 14820393 is about 245.6329213562.

The spelling of 14820393 in words is "fourteen million, eight hundred twenty thousand, three hundred ninety-three".