14720340 has 24 divisors (see below), whose sum is σ = 41217120. Its totient is φ = 3925408.

The previous prime is 14720281. The next prime is 14720347. The reversal of 14720340 is 4302741.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14720347) by changing a digit.

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, 122610 + ... + 122729.

It is an arithmetic number, because the mean of its divisors is an integer number (1717380).

Almost surely, 2^14720340 is an apocalyptic number.

14720340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14720340 is an abundant number, since it is smaller than the sum of its proper divisors (26496780).

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

14720340 is a wasteful number, since it uses less digits than its factorization.

14720340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245351 (or 245349 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 14720340 is about 3836.7095277073. The cubic root of 14720340 is about 245.0789139101.

The spelling of 14720340 in words is "fourteen million, seven hundred twenty thousand, three hundred forty".