60779427 has 4 divisors (see below), whose sum is σ = 81039240. Its totient is φ = 40519616.

The previous prime is 60779401. The next prime is 60779429. The reversal of 60779427 is 72497706.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 60779427 - 2⁸ = 60779171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (60779429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10129902 + ... + 10129907.

It is an arithmetic number, because the mean of its divisors is an integer number (20259810).

Almost surely, 2^60779427 is an apocalyptic number.

60779427 is a deficient number, since it is larger than the sum of its proper divisors (20259813).

60779427 is a wasteful number, since it uses less digits than its factorization.

60779427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20259812.

The product of its (nonzero) digits is 148176, while the sum is 42.

The square root of 60779427 is about 7796.1161484421. The cubic root of 60779427 is about 393.1746725948.

The spelling of 60779427 in words is "sixty million, seven hundred seventy-nine thousand, four hundred twenty-seven".