14640434 has 8 divisors (see below), whose sum is σ = 23252508. Its totient is φ = 6889600.

The previous prime is 14640377. The next prime is 14640491. The reversal of 14640434 is 43404641.

It is an interprime number because it is at equal distance from previous prime (14640377) and next prime (14640491).

It can be written as a sum of positive squares in 2 ways, for example, as 14478025 + 162409 = 3805^2 + 403^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 215267 + ... + 215334.

Almost surely, 2^14640434 is an apocalyptic number.

14640434 is a deficient number, since it is larger than the sum of its proper divisors (8612074).

14640434 is a wasteful number, since it uses less digits than its factorization.

14640434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430620.

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 14640434 is about 3826.2820073800. The cubic root of 14640434 is about 244.6346574734.

The spelling of 14640434 in words is "fourteen million, six hundred forty thousand, four hundred thirty-four".