22059847 has 4 divisors (see below), whose sum is σ = 22108576. Its totient is φ = 22011120.

The previous prime is 22059811. The next prime is 22059853. The reversal of 22059847 is 74895022.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22059847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22059887) 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, 23679 + ... + 24592.

It is an arithmetic number, because the mean of its divisors is an integer number (5527144).

Almost surely, 2^22059847 is an apocalyptic number.

22059847 is a deficient number, since it is larger than the sum of its proper divisors (48729).

22059847 is an equidigital number, since it uses as much as digits as its factorization.

22059847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48728.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 22059847 is about 4696.7911386392. The cubic root of 22059847 is about 280.4577843037.

The spelling of 22059847 in words is "twenty-two million, fifty-nine thousand, eight hundred forty-seven".