22143134 has 8 divisors (see below), whose sum is σ = 35769720. Its totient is φ = 10219896.

The previous prime is 22143133. The next prime is 22143137. The reversal of 22143134 is 43134122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22143133) 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, 425804 + ... + 425855.

It is an arithmetic number, because the mean of its divisors is an integer number (4471215).

Almost surely, 2^22143134 is an apocalyptic number.

22143134 is a deficient number, since it is larger than the sum of its proper divisors (13626586).

22143134 is a wasteful number, since it uses less digits than its factorization.

22143134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 851674.

The product of its digits is 576, while the sum is 20.

The square root of 22143134 is about 4705.6491581927. The cubic root of 22143134 is about 280.8102973608.

Adding to 22143134 its reverse (43134122), we get a palindrome (65277256).

The spelling of 22143134 in words is "twenty-two million, one hundred forty-three thousand, one hundred thirty-four".