42766777 has 8 divisors (see below), whose sum is σ = 45128160. Its totient is φ = 40416480.

The previous prime is 42766769. The next prime is 42766819. The reversal of 42766777 is 77766724.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42766777 - 2³ = 42766769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42766727) 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, 5877 + ... + 10957.

It is an arithmetic number, because the mean of its divisors is an integer number (5641020).

Almost surely, 2^42766777 is an apocalyptic number.

It is an amenable number.

42766777 is a deficient number, since it is larger than the sum of its proper divisors (2361383).

42766777 is a wasteful number, since it uses less digits than its factorization.

42766777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5543.

The product of its digits is 691488, while the sum is 46.

The square root of 42766777 is about 6539.6312587179. The cubic root of 42766777 is about 349.7052675238.

The spelling of 42766777 in words is "forty-two million, seven hundred sixty-six thousand, seven hundred seventy-seven".