22040589 has 8 divisors (see below), whose sum is σ = 30934240. Its totient is φ = 13920336.

The previous prime is 22040573. The next prime is 22040593. The reversal of 22040589 is 98504022.

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

It is not a de Polignac number, because 22040589 - 2⁴ = 22040573 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 (22040519) 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, 193282 + ... + 193395.

It is an arithmetic number, because the mean of its divisors is an integer number (3866780).

Almost surely, 2^22040589 is an apocalyptic number.

It is an amenable number.

22040589 is a deficient number, since it is larger than the sum of its proper divisors (8893651).

22040589 is a wasteful number, since it uses less digits than its factorization.

22040589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386699.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 22040589 is about 4694.7405679121. The cubic root of 22040589 is about 280.3761483724.

The spelling of 22040589 in words is "twenty-two million, forty thousand, five hundred eighty-nine".