14073440 has 24 divisors (see below), whose sum is σ = 33248880. Its totient is φ = 5629312.

The previous prime is 14073403. The next prime is 14073487. The reversal of 14073440 is 4437041.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 43820 + ... + 44139.

It is an arithmetic number, because the mean of its divisors is an integer number (1385370).

Almost surely, 2^14073440 is an apocalyptic number.

14073440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14073440 is an abundant number, since it is smaller than the sum of its proper divisors (19175440).

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

14073440 is an equidigital number, since it uses as much as digits as its factorization.

14073440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87974 (or 87966 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 14073440 is about 3751.4583830825. The cubic root of 14073440 is about 241.4349222463.

The spelling of 14073440 in words is "fourteen million, seventy-three thousand, four hundred forty".