890265 has 8 divisors (see below), whose sum is σ = 1424448. Its totient is φ = 474800.

The previous prime is 890237. The next prime is 890287. The reversal of 890265 is 562098.

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

It is not a de Polignac number, because 890265 - 2¹⁷ = 759193 is a prime.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 29661 + ... + 29690.

It is an arithmetic number, because the mean of its divisors is an integer number (178056).

2⁸⁹⁰²⁶⁵ is an apocalyptic number.

It is an amenable number.

890265 is a deficient number, since it is larger than the sum of its proper divisors (534183).

890265 is a wasteful number, since it uses less digits than its factorization.

890265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59359.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 890265 is about 943.5385524715. The cubic root of 890265 is about 96.1995631627.

The spelling of 890265 in words is "eight hundred ninety thousand, two hundred sixty-five".