60111240 has 96 divisors (see below), whose sum is σ = 209796480. Its totient is φ = 13738368.

The previous prime is 60111221. The next prime is 60111241. The reversal of 60111240 is 4211106.

It is a super-2 number, since 2×60111240² = 7226722348675200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (60111241) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 769 + ... + 10991.

It is an arithmetic number, because the mean of its divisors is an integer number (2185380).

Almost surely, 2^60111240 is an apocalyptic number.

60111240 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 60111240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104898240).

60111240 is an abundant number, since it is smaller than the sum of its proper divisors (149685240).

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

60111240 is a wasteful number, since it uses less digits than its factorization.

60111240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10251 (or 10240 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 60111240 is about 7753.1438784534. The cubic root of 60111240 is about 391.7285535727.

Adding to 60111240 its reverse (4211106), we get a palindrome (64322346).

The spelling of 60111240 in words is "sixty million, one hundred eleven thousand, two hundred forty".