906680 has 32 divisors (see below), whose sum is σ = 2149200. Its totient is φ = 343296.

The previous prime is 906679. The next prime is 906691. The reversal of 906680 is 86609.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164 + ... + 1356.

2⁹⁰⁶⁶⁸⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 906680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1074600).

906680 is an abundant number, since it is smaller than the sum of its proper divisors (1242520).

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

906680 is a wasteful number, since it uses less digits than its factorization.

906680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1223 (or 1219 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 906680 is about 952.1974585137. The cubic root of 906680 is about 96.7872191308.

The spelling of 906680 in words is "nine hundred six thousand, six hundred eighty".