520010534 has 4 divisors (see below), whose sum is σ = 780015804. Its totient is φ = 260005266.

The previous prime is 520010497. The next prime is 520010539. The reversal of 520010534 is 435010025.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520010539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130002632 + ... + 130002635.

It is an arithmetic number, because the mean of its divisors is an integer number (195003951).

Almost surely, 2^520010534 is an apocalyptic number.

520010534 is a deficient number, since it is larger than the sum of its proper divisors (260005270).

520010534 is a wasteful number, since it uses less digits than its factorization.

520010534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260005269.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 520010534 is about 22803.7394740424. The cubic root of 520010534 is about 804.1505817228.

Adding to 520010534 its reverse (435010025), we get a palindrome (955020559).

The spelling of 520010534 in words is "five hundred twenty million, ten thousand, five hundred thirty-four".