890533 has 4 divisors (see below), whose sum is σ = 1017760. Its totient is φ = 763308.

The previous prime is 890531. The next prime is 890543. The reversal of 890533 is 335098.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 890533 - 2¹ = 890531 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (890531) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 63603 + ... + 63616.

It is an arithmetic number, because the mean of its divisors is an integer number (254440).

2⁸⁹⁰⁵³³ is an apocalyptic number.

It is an amenable number.

890533 is a deficient number, since it is larger than the sum of its proper divisors (127227).

890533 is a wasteful number, since it uses less digits than its factorization.

890533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127226.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 890533 is about 943.6805603593. The cubic root of 890533 is about 96.2092153061.

The spelling of 890533 in words is "eight hundred ninety thousand, five hundred thirty-three".