674525 has 6 divisors (see below), whose sum is σ = 836442. Its totient is φ = 539600.

The previous prime is 674501. The next prime is 674533. The reversal of 674525 is 525476.

It can be written as a sum of positive squares in 3 ways, for example, as 484 + 674041 = 22^2 + 821^2 .

It is not a de Polignac number, because 674525 - 2⁶ = 674461 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 13466 + ... + 13515.

It is an arithmetic number, because the mean of its divisors is an integer number (139407).

2⁶⁷⁴⁵²⁵ is an apocalyptic number.

It is an amenable number.

674525 is a deficient number, since it is larger than the sum of its proper divisors (161917).

674525 is a wasteful number, since it uses less digits than its factorization.

674525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26991 (or 26986 counting only the distinct ones).

The product of its digits is 8400, while the sum is 29.

The square root of 674525 is about 821.2947095897. The cubic root of 674525 is about 87.6999508968.

The spelling of 674525 in words is "six hundred seventy-four thousand, five hundred twenty-five".