14364640 has 24 divisors (see below), whose sum is σ = 33936840. Its totient is φ = 5745792.

The previous prime is 14364631. The next prime is 14364641. The reversal of 14364640 is 4646341.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 14364599 and 14364608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14364641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44730 + ... + 45049.

It is an arithmetic number, because the mean of its divisors is an integer number (1414035).

Almost surely, 2^14364640 is an apocalyptic number.

14364640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14364640 is an abundant number, since it is smaller than the sum of its proper divisors (19572200).

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

14364640 is an equidigital number, since it uses as much as digits as its factorization.

14364640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89794 (or 89786 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 14364640 is about 3790.0712394360. The cubic root of 14364640 is about 243.0887808052.

The spelling of 14364640 in words is "fourteen million, three hundred sixty-four thousand, six hundred forty".