20002234 has 32 divisors (see below), whose sum is σ = 36564480. Its totient is φ = 8011008.

The previous prime is 20002201. The next prime is 20002261. The reversal of 20002234 is 43220002.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 54319 + ... + 54685.

It is an arithmetic number, because the mean of its divisors is an integer number (1142640).

Almost surely, 2^20002234 is an apocalyptic number.

20002234 is a deficient number, since it is larger than the sum of its proper divisors (16562246).

20002234 is a wasteful number, since it uses less digits than its factorization.

20002234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622.

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 20002234 is about 4472.3857168183. The cubic root of 20002234 is about 271.4518679648.

Adding to 20002234 its reverse (43220002), we get a palindrome (63222236).

The spelling of 20002234 in words is "twenty million, two thousand, two hundred thirty-four".