673626 has 24 divisors (see below), whose sum is σ = 1426464. Its totient is φ = 212040.

The previous prime is 673619. The next prime is 673637. The reversal of 673626 is 626376.

673626 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 673593 and 673602.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 673626.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2011 + ... + 2321.

It is an arithmetic number, because the mean of its divisors is an integer number (59436).

2⁶⁷³⁶²⁶ is an apocalyptic number.

673626 is an abundant number, since it is smaller than the sum of its proper divisors (752838).

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

673626 is a wasteful number, since it uses less digits than its factorization.

673626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354 (or 335 counting only the distinct ones).

The product of its digits is 9072, while the sum is 30.

The square root of 673626 is about 820.7472205253. The cubic root of 673626 is about 87.6609717097.

The spelling of 673626 in words is "six hundred seventy-three thousand, six hundred twenty-six".