890479 has 8 divisors (see below), whose sum is σ = 938448. Its totient is φ = 843840.

The previous prime is 890467. The next prime is 890501. The reversal of 890479 is 974098.

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 not a de Polignac number, because 890479 - 2¹¹ = 888431 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (890419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1224 + ... + 1810.

It is an arithmetic number, because the mean of its divisors is an integer number (117306).

2⁸⁹⁰⁴⁷⁹ is an apocalyptic number.

890479 is a deficient number, since it is larger than the sum of its proper divisors (47969).

890479 is a wasteful number, since it uses less digits than its factorization.

890479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665.

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 890479 is about 943.6519485488. The cubic root of 890479 is about 96.2072706270.

It can be divided in two parts, 890 and 479, that added together give a square (1369 = 37²).

The spelling of 890479 in words is "eight hundred ninety thousand, four hundred seventy-nine".