14640433 has 4 divisors (see below), whose sum is σ = 14755840. Its totient is φ = 14525028.

The previous prime is 14640377. The next prime is 14640491. The reversal of 14640433 is 33404641.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33404641 = 19 ⋅1758139.

It is a cyclic number.

It is not a de Polignac number, because 14640433 - 2⁹ = 14639921 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14640398 and 14640407.

It is not an unprimeable number, because it can be changed into a prime (14640133) 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, 57513 + ... + 57766.

It is an arithmetic number, because the mean of its divisors is an integer number (3688960).

Almost surely, 2^14640433 is an apocalyptic number.

It is an amenable number.

14640433 is a deficient number, since it is larger than the sum of its proper divisors (115407).

14640433 is a wasteful number, since it uses less digits than its factorization.

14640433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115406.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 14640433 is about 3826.2818767049. The cubic root of 14640433 is about 244.6346519035.

The spelling of 14640433 in words is "fourteen million, six hundred forty thousand, four hundred thirty-three".