22047589 has 8 divisors (see below), whose sum is σ = 23442048. Its totient is φ = 20664000.

The previous prime is 22047587. The next prime is 22047607. The reversal of 22047589 is 98574022.

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

It is a cyclic number.

It is not a de Polignac number, because 22047589 - 2¹ = 22047587 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22047583) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1684 + ... + 6850.

It is an arithmetic number, because the mean of its divisors is an integer number (2930256).

Almost surely, 2^22047589 is an apocalyptic number.

It is an amenable number.

22047589 is a deficient number, since it is larger than the sum of its proper divisors (1394459).

22047589 is a wasteful number, since it uses less digits than its factorization.

22047589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5435.

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

The square root of 22047589 is about 4695.4860238318. The cubic root of 22047589 is about 280.4058273328.

The spelling of 22047589 in words is "twenty-two million, forty-seven thousand, five hundred eighty-nine".