60999944 has 32 divisors (see below), whose sum is σ = 121574520. Its totient is φ = 28594176.

The previous prime is 60999943. The next prime is 60999947. The reversal of 60999944 is 44999906.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 50951044 + 10048900 = 7138^2 + 3170^2 .

It is a junction number, because it is equal to n+sod(n) for n = 60999892 and 60999901.

It is not an unprimeable number, because it can be changed into a prime (60999943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41852 + ... + 43284.

Almost surely, 2^60999944 is an apocalyptic number.

It is an amenable number.

60999944 is a deficient number, since it is larger than the sum of its proper divisors (60574576).

60999944 is a wasteful number, since it uses less digits than its factorization.

60999944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1769 (or 1765 counting only the distinct ones).

The product of its (nonzero) digits is 629856, while the sum is 50.

The square root of 60999944 is about 7810.2460908732. The cubic root of 60999944 is about 393.6495978491.

The spelling of 60999944 in words is "sixty million, nine hundred ninety-nine thousand, nine hundred forty-four".