620011 has 8 divisors (see below), whose sum is σ = 739584. Its totient is φ = 508200.

The previous prime is 620003. The next prime is 620029. The reversal of 620011 is 110026.

620011 is nontrivially palindromic in base 3.

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

It is not a de Polignac number, because 620011 - 2³ = 620003 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 620011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620051) 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, 1765 + ... + 2086.

It is an arithmetic number, because the mean of its divisors is an integer number (92448).

2⁶²⁰⁰¹¹ is an apocalyptic number.

620011 is a deficient number, since it is larger than the sum of its proper divisors (119573).

620011 is a wasteful number, since it uses less digits than its factorization.

620011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3881.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 620011 is about 787.4077723772. The cubic root of 620011 is about 85.2706941159.

Adding to 620011 its reverse (110026), we get a palindrome (730037).

The spelling of 620011 in words is "six hundred twenty thousand, eleven".