14420331 has 12 divisors (see below), whose sum is σ = 20893600. Its totient is φ = 9583920.

The previous prime is 14420323. The next prime is 14420377. The reversal of 14420331 is 13302441.

14420331 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 14420331 - 2³ = 14420323 is a prime.

It is a super-2 number, since 2×14420331² = 415891892299122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14420431) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 846 + ... + 5436.

Almost surely, 2^14420331 is an apocalyptic number.

14420331 is a deficient number, since it is larger than the sum of its proper divisors (6473269).

14420331 is a wasteful number, since it uses less digits than its factorization.

14420331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4946 (or 4943 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 14420331 is about 3797.4110917835. The cubic root of 14420331 is about 243.4025234324.

Adding to 14420331 its reverse (13302441), we get a palindrome (27722772).

The spelling of 14420331 in words is "fourteen million, four hundred twenty thousand, three hundred thirty-one".