520522414 has 4 divisors (see below), whose sum is σ = 780783624. Its totient is φ = 260261206.

The previous prime is 520522393. The next prime is 520522427. The reversal of 520522414 is 414225025.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130130602 + ... + 130130605.

It is an arithmetic number, because the mean of its divisors is an integer number (195195906).

Almost surely, 2^520522414 is an apocalyptic number.

520522414 is a deficient number, since it is larger than the sum of its proper divisors (260261210).

520522414 is a wasteful number, since it uses less digits than its factorization.

520522414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260261209.

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 520522414 is about 22814.9603111643. The cubic root of 520522414 is about 804.4143543341.

Adding to 520522414 its reverse (414225025), we get a palindrome (934747439).

The spelling of 520522414 in words is "five hundred twenty million, five hundred twenty-two thousand, four hundred fourteen".