529990 has 8 divisors (see below), whose sum is σ = 954000. Its totient is φ = 211992.

The previous prime is 529987. The next prime is 529999. The reversal of 529990 is 99925.

529990 is nontrivially palindromic in base 15.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (529999) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 26490 + ... + 26509.

It is an arithmetic number, because the mean of its divisors is an integer number (119250).

2⁵²⁹⁹⁹⁰ is an apocalyptic number.

529990 is a deficient number, since it is larger than the sum of its proper divisors (424010).

529990 is a wasteful number, since it uses less digits than its factorization.

529990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53006.

The product of its (nonzero) digits is 7290, while the sum is 34.

The square root of 529990 is about 728.0041208675. The cubic root of 529990 is about 80.9262143694.

The spelling of 529990 in words is "five hundred twenty-nine thousand, nine hundred ninety".