60778593 has 10 divisors (see below), whose sum is σ = 90792834. Its totient is φ = 40519008.

The previous prime is 60778589. The next prime is 60778603. The reversal of 60778593 is 39587706.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 30835809 + 29942784 = 5553^2 + 5472^2 .

It is not a de Polignac number, because 60778593 - 2² = 60778589 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60778583) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 375096 + ... + 375257.

Almost surely, 2^60778593 is an apocalyptic number.

It is an amenable number.

60778593 is a deficient number, since it is larger than the sum of its proper divisors (30014241).

60778593 is an equidigital number, since it uses as much as digits as its factorization.

60778593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 750365 (or 750356 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 45.

The square root of 60778593 is about 7796.0626600868. The cubic root of 60778593 is about 393.1728742386.

The spelling of 60778593 in words is "sixty million, seven hundred seventy-eight thousand, five hundred ninety-three".