14428340 has 24 divisors (see below), whose sum is σ = 30536352. Its totient is φ = 5726240.

The previous prime is 14428327. The next prime is 14428357. The reversal of 14428340 is 4382441.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134 + ... + 5373.

It is an arithmetic number, because the mean of its divisors is an integer number (1272348).

Almost surely, 2^14428340 is an apocalyptic number.

14428340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14428340 is an abundant number, since it is smaller than the sum of its proper divisors (16108012).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14428340 is a wasteful number, since it uses less digits than its factorization.

14428340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5647 (or 5645 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 14428340 is about 3798.4654796378. The cubic root of 14428340 is about 243.4475767214.

The spelling of 14428340 in words is "fourteen million, four hundred twenty-eight thousand, three hundred forty".