20411002 has 8 divisors (see below), whose sum is σ = 30672576. Its totient is φ = 10186812.

The previous prime is 20410987. The next prime is 20411003. The reversal of 20411002 is 20011402.

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

It is a self number, because there is not a number n which added to its sum of digits gives 20411002.

It is not an unprimeable number, because it can be changed into a prime (20411003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7938 + ... + 10189.

It is an arithmetic number, because the mean of its divisors is an integer number (3834072).

Almost surely, 2^20411002 is an apocalyptic number.

20411002 is a deficient number, since it is larger than the sum of its proper divisors (10261574).

20411002 is a wasteful number, since it uses less digits than its factorization.

20411002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18692.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 20411002 is about 4517.8536939569. The cubic root of 20411002 is about 273.2885533754.

Adding to 20411002 its reverse (20011402), we get a palindrome (40422404).

The spelling of 20411002 in words is "twenty million, four hundred eleven thousand, two".