674897 has 4 divisors (see below), whose sum is σ = 683520. Its totient is φ = 666276.

The previous prime is 674879. The next prime is 674903. The reversal of 674897 is 798476.

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 674897 - 2⁶ = 674833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (674827) 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, 4193 + ... + 4350.

It is an arithmetic number, because the mean of its divisors is an integer number (170880).

2⁶⁷⁴⁸⁹⁷ is an apocalyptic number.

It is an amenable number.

674897 is a deficient number, since it is larger than the sum of its proper divisors (8623).

674897 is an equidigital number, since it uses as much as digits as its factorization.

674897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8622.

The product of its digits is 84672, while the sum is 41.

The square root of 674897 is about 821.5211500625. The cubic root of 674897 is about 87.7160700849.

The spelling of 674897 in words is "six hundred seventy-four thousand, eight hundred ninety-seven".