890255 has 8 divisors (see below), whose sum is σ = 1073952. Its totient is φ = 708448.

The previous prime is 890237. The next prime is 890287. The reversal of 890255 is 552098.

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-890255 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 890255.

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, 977 + ... + 1653.

It is an arithmetic number, because the mean of its divisors is an integer number (134244).

2⁸⁹⁰²⁵⁵ is an apocalyptic number.

890255 is a deficient number, since it is larger than the sum of its proper divisors (183697).

890255 is a wasteful number, since it uses less digits than its factorization.

890255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 945.

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 890255 is about 943.5332532561. The cubic root of 890255 is about 96.1992029706.

The spelling of 890255 in words is "eight hundred ninety thousand, two hundred fifty-five".