520736112 has 120 divisors (see below), whose sum is σ = 1661862384. Its totient is φ = 150792192.

The previous prime is 520736057. The next prime is 520736137. The reversal of 520736112 is 211637025.

It is a happy number.

520736112 is a `hidden beast` number, since 520 + 73 + 61 + 12 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23643 + ... + 40005.

Almost surely, 2^520736112 is an apocalyptic number.

520736112 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 520736112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (830931192).

520736112 is an abundant number, since it is smaller than the sum of its proper divisors (1141126272).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

520736112 is a wasteful number, since it uses less digits than its factorization.

520736112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16407 (or 16398 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 520736112 is about 22819.6431172795. The cubic root of 520736112 is about 804.5244221013.

It can be divided in two parts, 52073 and 6112, that added together give a palindrome (58185).

The spelling of 520736112 in words is "five hundred twenty million, seven hundred thirty-six thousand, one hundred twelve".