1623213106 has 16 divisors (see below), whose sum is σ = 2497771584. Its totient is φ = 790718544.

The previous prime is 1623213101. The next prime is 1623213167. The reversal of 1623213106 is 6013123261.

It is not an unprimeable number, because it can be changed into a prime (1623213101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10371 + ... + 57913.

It is an arithmetic number, because the mean of its divisors is an integer number (156110724).

Almost surely, 2^1623213106 is an apocalyptic number.

1623213106 is a deficient number, since it is larger than the sum of its proper divisors (874558478).

1623213106 is a wasteful number, since it uses less digits than its factorization.

1623213106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47985.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 1623213106 is about 40289.1189528885. The cubic root of 1623213106 is about 1175.2362539274.

Adding to 1623213106 its reverse (6013123261), we get a palindrome (7636336367).

The spelling of 1623213106 in words is "one billion, six hundred twenty-three million, two hundred thirteen thousand, one hundred six".