890773 has 4 divisors (see below), whose sum is σ = 959308. Its totient is φ = 822240.

The previous prime is 890761. The next prime is 890789. The reversal of 890773 is 377098.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 552049 + 338724 = 743^2 + 582^2 .

It is a cyclic number.

It is not a de Polignac number, because 890773 - 2¹⁷ = 759701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (800773) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34248 + ... + 34273.

It is an arithmetic number, because the mean of its divisors is an integer number (239827).

2⁸⁹⁰⁷⁷³ is an apocalyptic number.

It is an amenable number.

890773 is a deficient number, since it is larger than the sum of its proper divisors (68535).

890773 is a wasteful number, since it uses less digits than its factorization.

890773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68534.

The product of its (nonzero) digits is 10584, while the sum is 34.

The square root of 890773 is about 943.8077134671. The cubic root of 890773 is about 96.2178573731.

The spelling of 890773 in words is "eight hundred ninety thousand, seven hundred seventy-three".