22304134 has 4 divisors (see below), whose sum is σ = 33456204. Its totient is φ = 11152066.

The previous prime is 22304131. The next prime is 22304137. The reversal of 22304134 is 43140322.

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

It is an interprime number because it is at equal distance from previous prime (22304131) and next prime (22304137).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22304131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5576032 + ... + 5576035.

It is an arithmetic number, because the mean of its divisors is an integer number (8364051).

Almost surely, 2^22304134 is an apocalyptic number.

22304134 is a deficient number, since it is larger than the sum of its proper divisors (11152070).

22304134 is a wasteful number, since it uses less digits than its factorization.

22304134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11152069.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 22304134 is about 4722.7252725519. The cubic root of 22304134 is about 281.4892335512.

Adding to 22304134 its reverse (43140322), we get a palindrome (65444456).

The spelling of 22304134 in words is "twenty-two million, three hundred four thousand, one hundred thirty-four".