22147094 has 4 divisors (see below), whose sum is σ = 33220644. Its totient is φ = 11073546.

The previous prime is 22147079. The next prime is 22147109. The reversal of 22147094 is 49074122.

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 (22147079) and next prime (22147109).

It is a congruent number.

It is an unprimeable number.

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, 5536772 + ... + 5536775.

It is an arithmetic number, because the mean of its divisors is an integer number (8305161).

Almost surely, 2^22147094 is an apocalyptic number.

22147094 is a deficient number, since it is larger than the sum of its proper divisors (11073550).

22147094 is a wasteful number, since it uses less digits than its factorization.

22147094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11073549.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 22147094 is about 4706.0699102330. The cubic root of 22147094 is about 280.8270360707.

The spelling of 22147094 in words is "twenty-two million, one hundred forty-seven thousand, ninety-four".