21410106 has 32 divisors (see below), whose sum is σ = 45930240. Its totient is φ = 6629376.

The previous prime is 21410063. The next prime is 21410111. The reversal of 21410106 is 60101412.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6730 + ... + 9386.

It is an arithmetic number, because the mean of its divisors is an integer number (1435320).

Almost surely, 2^21410106 is an apocalyptic number.

21410106 is an abundant number, since it is smaller than the sum of its proper divisors (24520134).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21410106 is a wasteful number, since it uses less digits than its factorization.

21410106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2758.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 21410106 is about 4627.1055747627. The cubic root of 21410106 is about 277.6768064068.

Adding to 21410106 its reverse (60101412), we get a palindrome (81511518).

The spelling of 21410106 in words is "twenty-one million, four hundred ten thousand, one hundred six".