529947 has 24 divisors (see below), whose sum is σ = 859248. Its totient is φ = 312000.

The previous prime is 529939. The next prime is 529957. The reversal of 529947 is 749925.

It is not a de Polignac number, because 529947 - 2³ = 529939 is a prime.

Its product of digits (22680) is a multiple of the sum of its prime divisors (168).

529947 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (529927) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5197 + ... + 5297.

It is an arithmetic number, because the mean of its divisors is an integer number (35802).

2⁵²⁹⁹⁴⁷ is an apocalyptic number.

529947 is a deficient number, since it is larger than the sum of its proper divisors (329301).

529947 is a wasteful number, since it uses less digits than its factorization.

529947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171 (or 168 counting only the distinct ones).

The product of its digits is 22680, while the sum is 36.

The square root of 529947 is about 727.9745874685. The cubic root of 529947 is about 80.9240256983.

It can be divided in two parts, 52 and 9947, that added together give a palindrome (9999).

The spelling of 529947 in words is "five hundred twenty-nine thousand, nine hundred forty-seven".