60505770 has 64 divisors (see below), whose sum is σ = 157489920. Its totient is φ = 14788608.

The previous prime is 60505741. The next prime is 60505777. The reversal of 60505770 is 7750506.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (60505777) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64666 + ... + 65594.

It is an arithmetic number, because the mean of its divisors is an integer number (2460780).

Almost surely, 2^60505770 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 60505770, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78744960).

60505770 is an abundant number, since it is smaller than the sum of its proper divisors (96984150).

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

60505770 is a wasteful number, since it uses less digits than its factorization.

60505770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1119.

The product of its (nonzero) digits is 7350, while the sum is 30.

The square root of 60505770 is about 7778.5454938568. The cubic root of 60505770 is about 392.5837002181.

The spelling of 60505770 in words is "sixty million, five hundred five thousand, seven hundred seventy".