590490 has 44 divisors (see below), whose sum is σ = 1594314. Its totient is φ = 157464.

The previous prime is 590489. The next prime is 590537. The reversal of 590490 is 94095.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 531441 + 59049 = 729^2 + 243^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=10, B=3.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nialpdrome in base 9.

It is a zygodrome in base 9.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 21 ways as a sum of consecutive naturals, for example, 118096 + ... + 118100.

590490 is a Friedman number, since it can be written as 9^5*(9+4^(0+0)), using all its digits and the basic arithmetic operations.

2⁵⁹⁰⁴⁹⁰ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 590490, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (797157).

590490 is an abundant number, since it is smaller than the sum of its proper divisors (1003824).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

590490 is an frugal number, since it uses more digits than its factorization.

590490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37 (or 10 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 27.

The square root of 590490 is about 768.4334714209. The cubic root of 590490 is about 83.8952776608.

The spelling of 590490 in words is "five hundred ninety thousand, four hundred ninety".