434513 has 4 divisors (see below), whose sum is σ = 436020. Its totient is φ = 433008.

The previous prime is 434509. The next prime is 434521. The reversal of 434513 is 315434.

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 53824 + 380689 = 232^2 + 617^2 .

It is a cyclic number.

It is not a de Polignac number, because 434513 - 2² = 434509 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (434563) 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, 170 + ... + 947.

It is an arithmetic number, because the mean of its divisors is an integer number (109005).

2⁴³⁴⁵¹³ is an apocalyptic number.

It is an amenable number.

434513 is a deficient number, since it is larger than the sum of its proper divisors (1507).

434513 is a wasteful number, since it uses less digits than its factorization.

434513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1506.

The product of its digits is 720, while the sum is 20.

The square root of 434513 is about 659.1760007767. The cubic root of 434513 is about 75.7415621603.

Adding to 434513 its reverse (315434), we get a palindrome (749947).

The spelling of 434513 in words is "four hundred thirty-four thousand, five hundred thirteen".