14329840 has 40 divisors (see below), whose sum is σ = 38077920. Its totient is φ = 4912896.

The previous prime is 14329837. The next prime is 14329849. The reversal of 14329840 is 4892341.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14329849) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12235 + ... + 13354.

It is an arithmetic number, because the mean of its divisors is an integer number (951948).

Almost surely, 2^14329840 is an apocalyptic number.

14329840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14329840 is an abundant number, since it is smaller than the sum of its proper divisors (23748080).

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

14329840 is a wasteful number, since it uses less digits than its factorization.

14329840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25609 (or 25603 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 14329840 is about 3785.4775128113. The cubic root of 14329840 is about 242.8923185167.

The spelling of 14329840 in words is "fourteen million, three hundred twenty-nine thousand, eight hundred forty".