16622103 has 4 divisors (see below), whose sum is σ = 22162808. Its totient is φ = 11081400.

The previous prime is 16622101. The next prime is 16622113. The reversal of 16622103 is 30122661.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 16622103 - 2¹ = 16622101 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 16622103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16622101) 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, 2770348 + ... + 2770353.

It is an arithmetic number, because the mean of its divisors is an integer number (5540702).

Almost surely, 2^16622103 is an apocalyptic number.

16622103 is a deficient number, since it is larger than the sum of its proper divisors (5540705).

16622103 is an equidigital number, since it uses as much as digits as its factorization.

16622103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5540704.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 16622103 is about 4077.0213391642. The cubic root of 16622103 is about 255.2086105312.

Adding to 16622103 its reverse (30122661), we get a palindrome (46744764).

The spelling of 16622103 in words is "sixteen million, six hundred twenty-two thousand, one hundred three".