60856640 has 56 divisors (see below), whose sum is σ = 156072840. Its totient is φ = 22468608.

The previous prime is 60856619. The next prime is 60856661. The reversal of 60856640 is 4665806.

It is an interprime number because it is at equal distance from previous prime (60856619) and next prime (60856661).

It can be written as a sum of positive squares in 4 ways, for example, as 141376 + 60715264 = 376^2 + 7792^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 60856640.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3155 + ... + 11474.

It is an arithmetic number, because the mean of its divisors is an integer number (2787015).

Almost surely, 2^60856640 is an apocalyptic number.

It is an amenable number.

60856640 is an abundant number, since it is smaller than the sum of its proper divisors (95216200).

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

60856640 is a wasteful number, since it uses less digits than its factorization.

60856640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14659 (or 14649 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 60856640 is about 7801.0665937422. The cubic root of 60856640 is about 393.3410959558.

The spelling of 60856640 in words is "sixty million, eight hundred fifty-six thousand, six hundred forty".