60520320 has 384 divisors, whose sum is σ = 254592000. Its totient is φ = 12939264.

The previous prime is 60520309. The next prime is 60520321. The reversal of 60520320 is 2302506.

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 60520293 and 60520302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60520321) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 766041 + ... + 766119.

It is an arithmetic number, because the mean of its divisors is an integer number (663000).

Almost surely, 2^60520320 is an apocalyptic number.

60520320 is a gapful number since it is divisible by the number (60) 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 60520320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127296000).

60520320 is an abundant number, since it is smaller than the sum of its proper divisors (194071680).

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

60520320 is a wasteful number, since it uses less digits than its factorization.

60520320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130 (or 115 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 60520320 is about 7779.4807024634. The cubic root of 60520320 is about 392.6151662806.

Adding to 60520320 its reverse (2302506), we get a palindrome (62822826).

The spelling of 60520320 in words is "sixty million, five hundred twenty thousand, three hundred twenty".