906655 has 8 divisors (see below), whose sum is σ = 1113552. Its totient is φ = 708288.

The previous prime is 906649. The next prime is 906673. The reversal of 906655 is 556609.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-906655 is a prime.

It is a Duffinian number.

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, 1894 + ... + 2323.

It is an arithmetic number, because the mean of its divisors is an integer number (139194).

2⁹⁰⁶⁶⁵⁵ is an apocalyptic number.

906655 is a deficient number, since it is larger than the sum of its proper divisors (206897).

906655 is a wasteful number, since it uses less digits than its factorization.

906655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4265.

The product of its (nonzero) digits is 8100, while the sum is 31.

The square root of 906655 is about 952.1843308940. The cubic root of 906655 is about 96.7863295473.

The spelling of 906655 in words is "nine hundred six thousand, six hundred fifty-five".