677227943 has 8 divisors (see below), whose sum is σ = 774645120. Its totient is φ = 579978360.

The previous prime is 677227933. The next prime is 677227961. The reversal of 677227943 is 349722776.

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 677227943 - 2⁶ = 677227879 is a prime.

It is a super-2 number, since 2×677227943² = 917275373560022498, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677227913) 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 7 ways as a sum of consecutive naturals, for example, 33113 + ... + 49506.

It is an arithmetic number, because the mean of its divisors is an integer number (96830640).

Almost surely, 2^677227943 is an apocalyptic number.

677227943 is a deficient number, since it is larger than the sum of its proper divisors (97417177).

677227943 is a wasteful number, since it uses less digits than its factorization.

677227943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83797.

The product of its digits is 889056, while the sum is 47.

The square root of 677227943 is about 26023.6035744476. The cubic root of 677227943 is about 878.1693793218.

The spelling of 677227943 in words is "six hundred seventy-seven million, two hundred twenty-seven thousand, nine hundred forty-three".