674777 has 4 divisors (see below), whose sum is σ = 696576. Its totient is φ = 652980.

The previous prime is 674771. The next prime is 674789. The reversal of 674777 is 777476.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 674777 - 2⁴ = 674761 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 674777.

It is not an unprimeable number, because it can be changed into a prime (674771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10853 + ... + 10914.

It is an arithmetic number, because the mean of its divisors is an integer number (174144).

2⁶⁷⁴⁷⁷⁷ is an apocalyptic number.

It is an amenable number.

674777 is a deficient number, since it is larger than the sum of its proper divisors (21799).

674777 is a wasteful number, since it uses less digits than its factorization.

674777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21798.

The product of its digits is 57624, while the sum is 38.

The square root of 674777 is about 821.4481115688. The cubic root of 674777 is about 87.7108709942.

The spelling of 674777 in words is "six hundred seventy-four thousand, seven hundred seventy-seven".