22147054 has 8 divisors (see below), whose sum is σ = 33246360. Its totient is φ = 11064936.

The previous prime is 22147049. The next prime is 22147061. The reversal of 22147054 is 45074122.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 349 + ... + 6664.

It is an arithmetic number, because the mean of its divisors is an integer number (4155795).

Almost surely, 2^22147054 is an apocalyptic number.

22147054 is a deficient number, since it is larger than the sum of its proper divisors (11099306).

22147054 is a wasteful number, since it uses less digits than its factorization.

22147054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8594.

The product of its (nonzero) digits is 2240, while the sum is 25.

The square root of 22147054 is about 4706.0656604004. The cubic root of 22147054 is about 280.8268670028.

The spelling of 22147054 in words is "twenty-two million, one hundred forty-seven thousand, fifty-four".