501069 has 4 divisors (see below), whose sum is σ = 668096. Its totient is φ = 334044.

The previous prime is 501043. The next prime is 501077. The reversal of 501069 is 960105.

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 501069 - 2⁵ = 501037 is a prime.

It is a super-2 number, since 2×501069² = 502140285522, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501019) 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, 83509 + ... + 83514.

It is an arithmetic number, because the mean of its divisors is an integer number (167024).

2⁵⁰¹⁰⁶⁹ is an apocalyptic number.

It is an amenable number.

501069 is a deficient number, since it is larger than the sum of its proper divisors (167027).

501069 is a wasteful number, since it uses less digits than its factorization.

501069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167026.

The product of its (nonzero) digits is 270, while the sum is 21.

The square root of 501069 is about 707.8622747399. The cubic root of 501069 is about 79.4265767255.

The spelling of 501069 in words is "five hundred one thousand, sixty-nine".