60871818 has 48 divisors (see below), whose sum is σ = 142474464. Its totient is φ = 17287200.

The previous prime is 60871807. The next prime is 60871829. The reversal of 60871818 is 81817806.

It is an interprime number because it is at equal distance from previous prime (60871807) and next prime (60871829).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57393 + ... + 58443.

It is an arithmetic number, because the mean of its divisors is an integer number (2968218).

Almost surely, 2^60871818 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 60871818, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71237232).

60871818 is an abundant number, since it is smaller than the sum of its proper divisors (81602646).

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

60871818 is a wasteful number, since it uses less digits than its factorization.

60871818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1267 (or 1260 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 39.

The square root of 60871818 is about 7802.0393487857. The cubic root of 60871818 is about 393.3737937567.

The spelling of 60871818 in words is "sixty million, eight hundred seventy-one thousand, eight hundred eighteen".