22589949 has 4 divisors (see below), whose sum is σ = 30119936. Its totient is φ = 15059964.

The previous prime is 22589911. The next prime is 22589953. The reversal of 22589949 is 94998522.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 22589949 - 2¹⁶ = 22524413 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22589898 and 22589907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22589989) 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, 3764989 + ... + 3764994.

It is an arithmetic number, because the mean of its divisors is an integer number (7529984).

Almost surely, 2^22589949 is an apocalyptic number.

It is an amenable number.

22589949 is a deficient number, since it is larger than the sum of its proper divisors (7529987).

22589949 is an equidigital number, since it uses as much as digits as its factorization.

22589949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7529986.

The product of its digits is 466560, while the sum is 48.

The square root of 22589949 is about 4752.8884901710. Note that the first 3 decimals coincide. The cubic root of 22589949 is about 282.6865095676.

The spelling of 22589949 in words is "twenty-two million, five hundred eighty-nine thousand, nine hundred forty-nine".