514464689 has 4 divisors (see below), whose sum is σ = 516087924. Its totient is φ = 512841456.

The previous prime is 514464683. The next prime is 514464697. The reversal of 514464689 is 986464415.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 102171664 + 412293025 = 10108^2 + 20305^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-514464689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (514464683) 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, 811142 + ... + 811775.

It is an arithmetic number, because the mean of its divisors is an integer number (129021981).

Almost surely, 2^514464689 is an apocalyptic number.

It is an amenable number.

514464689 is a deficient number, since it is larger than the sum of its proper divisors (1623235).

514464689 is a wasteful number, since it uses less digits than its factorization.

514464689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1623234.

The product of its digits is 829440, while the sum is 47.

The square root of 514464689 is about 22681.8140588446. The cubic root of 514464689 is about 801.2816378466.

The spelling of 514464689 in words is "five hundred fourteen million, four hundred sixty-four thousand, six hundred eighty-nine".