674526 has 24 divisors (see below), whose sum is σ = 1436760. Its totient is φ = 211072.

The previous prime is 674501. The next prime is 674533. The reversal of 674526 is 625476.

It is a super-3 number, since 3×674526³ = 920698293337210728, which contains 333 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 674493 and 674502.

It is a congruent number.

It is an unprimeable number.

674526 is an untouchable number, because it is not equal to the sum of proper divisors of any 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 11 ways as a sum of consecutive naturals, for example, 1540 + ... + 1928.

It is an arithmetic number, because the mean of its divisors is an integer number (59865).

2⁶⁷⁴⁵²⁶ is an apocalyptic number.

674526 is an abundant number, since it is smaller than the sum of its proper divisors (762234).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

674526 is a wasteful number, since it uses less digits than its factorization.

674526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428 (or 411 counting only the distinct ones).

The product of its digits is 10080, while the sum is 30.

The square root of 674526 is about 821.2953183843. The cubic root of 674526 is about 87.6999942359.

The spelling of 674526 in words is "six hundred seventy-four thousand, five hundred twenty-six".