674477 has 4 divisors (see below), whose sum is σ = 685596. Its totient is φ = 663360.

The previous prime is 674461. The next prime is 674483. The reversal of 674477 is 774476.

674477 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 64516 + 609961 = 254^2 + 781^2 .

It is a cyclic number.

It is not a de Polignac number, because 674477 - 2⁴ = 674461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 674477.

It is not an unprimeable number, because it can be changed into a prime (674677) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5468 + ... + 5589.

It is an arithmetic number, because the mean of its divisors is an integer number (171399).

2⁶⁷⁴⁴⁷⁷ is an apocalyptic number.

It is an amenable number.

674477 is a deficient number, since it is larger than the sum of its proper divisors (11119).

674477 is a wasteful number, since it uses less digits than its factorization.

674477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11118.

The product of its digits is 32928, while the sum is 35.

The square root of 674477 is about 821.2654869164. The cubic root of 674477 is about 87.6978705699.

Subtracting 674477 from its reverse (774476), we obtain a palindrome (99999).

The spelling of 674477 in words is "six hundred seventy-four thousand, four hundred seventy-seven".