14616640 has 28 divisors (see below), whose sum is σ = 34806636. Its totient is φ = 5846528.

The previous prime is 14616611. The next prime is 14616647. The reversal of 14616640 is 4661641.

It can be written as a sum of positive squares in 2 ways, for example, as 9634816 + 4981824 = 3104^2 + 2232^2 .

It is a junction number, because it is equal to n+sod(n) for n = 14616599 and 14616608.

It is not an unprimeable number, because it can be changed into a prime (14616647) 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, 22519 + ... + 23158.

Almost surely, 2^14616640 is an apocalyptic number.

14616640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14616640 is an abundant number, since it is smaller than the sum of its proper divisors (20189996).

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

14616640 is an equidigital number, since it uses as much as digits as its factorization.

14616640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45694 (or 45684 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 14616640 is about 3823.1714583576. The cubic root of 14616640 is about 244.5020568214.

The spelling of 14616640 in words is "fourteen million, six hundred sixteen thousand, six hundred forty".