60040656 has 80 divisors (see below), whose sum is σ = 185613120. Its totient is φ = 18472320.

The previous prime is 60040637. The next prime is 60040723. The reversal of 60040656 is 65604006.

60040656 is a `hidden beast` number, since 6 + 0 + 0 + 4 + 0 + 656 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 271 + ... + 10961.

It is an arithmetic number, because the mean of its divisors is an integer number (2320164).

Almost surely, 2^60040656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 60040656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92806560).

60040656 is an abundant number, since it is smaller than the sum of its proper divisors (125572464).

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

60040656 is a wasteful number, since it uses less digits than its factorization.

60040656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10721 (or 10709 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 60040656 is about 7748.5905815187. The cubic root of 60040656 is about 391.5751679629.

The spelling of 60040656 in words is "sixty million, forty thousand, six hundred fifty-six".