677216733 has 8 divisors (see below), whose sum is σ = 905515008. Its totient is φ = 450198144.

The previous prime is 677216723. The next prime is 677216747. The reversal of 677216733 is 337612776.

677216733 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 677216733 - 2⁴ = 677216717 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 (677216723) 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, 318685 + ... + 320802.

It is an arithmetic number, because the mean of its divisors is an integer number (113189376).

Almost surely, 2^677216733 is an apocalyptic number.

It is an amenable number.

677216733 is a deficient number, since it is larger than the sum of its proper divisors (228298275).

677216733 is a wasteful number, since it uses less digits than its factorization.

677216733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 639843.

The product of its digits is 222264, while the sum is 42.

The square root of 677216733 is about 26023.3881921628. The cubic root of 677216733 is about 878.1645339158.

It can be divided in two parts, 6772167 and 33, that multiplied together give a triangular number (223481511 = T₂₁₁₄₁).

The spelling of 677216733 in words is "six hundred seventy-seven million, two hundred sixteen thousand, seven hundred thirty-three".