673526 has 8 divisors (see below), whose sum is σ = 1154640. Its totient is φ = 288648.

The previous prime is 673513. The next prime is 673529. The reversal of 673526 is 625376.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673529) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 24041 + ... + 24068.

It is an arithmetic number, because the mean of its divisors is an integer number (144330).

2⁶⁷³⁵²⁶ is an apocalyptic number.

673526 is a deficient number, since it is larger than the sum of its proper divisors (481114).

673526 is a wasteful number, since it uses less digits than its factorization.

673526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48118.

The product of its digits is 7560, while the sum is 29.

The square root of 673526 is about 820.6862981676. The cubic root of 673526 is about 87.6566337284.

The spelling of 673526 in words is "six hundred seventy-three thousand, five hundred twenty-six".