673946677 has 8 divisors (see below), whose sum is σ = 689173632. Its totient is φ = 658756800.

The previous prime is 673946629. The next prime is 673946681. The reversal of 673946677 is 776649376.

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 673946677 - 2²⁷ = 539728949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673946687) 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, 29277 + ... + 46957.

It is an arithmetic number, because the mean of its divisors is an integer number (86146704).

Almost surely, 2^673946677 is an apocalyptic number.

It is an amenable number.

673946677 is a deficient number, since it is larger than the sum of its proper divisors (15226955).

673946677 is a wasteful number, since it uses less digits than its factorization.

673946677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18539.

The product of its digits is 8001504, while the sum is 55.

The square root of 673946677 is about 25960.4829885732. The cubic root of 673946677 is about 876.7487972292.

The spelling of 673946677 in words is "six hundred seventy-three million, nine hundred forty-six thousand, six hundred seventy-seven".