674469 has 6 divisors (see below), whose sum is σ = 974246. Its totient is φ = 449640.

The previous prime is 674461. The next prime is 674483. The reversal of 674469 is 964476.

It can be written as a sum of positive squares in only one way, i.e., 471969 + 202500 = 687^2 + 450^2 .

It is not a de Polignac number, because 674469 - 2³ = 674461 is a prime.

It is a super-2 number, since 2×674469² = 909816863922, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674461) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 37462 + ... + 37479.

2⁶⁷⁴⁴⁶⁹ is an apocalyptic number.

It is an amenable number.

674469 is a deficient number, since it is larger than the sum of its proper divisors (299777).

674469 is a wasteful number, since it uses less digits than its factorization.

674469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74947 (or 74944 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 674469 is about 821.2606163697. The cubic root of 674469 is about 87.6975238392.

The spelling of 674469 in words is "six hundred seventy-four thousand, four hundred sixty-nine".