22489342 has 4 divisors (see below), whose sum is σ = 33734016. Its totient is φ = 11244670.

The previous prime is 22489339. The next prime is 22489409. The reversal of 22489342 is 24398422.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24398422 = 2 ⋅12199211.

It is a super-3 number, since 3×22489342³ (a number of 23 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22489298 and 22489307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5622334 + ... + 5622337.

It is an arithmetic number, because the mean of its divisors is an integer number (8433504).

Almost surely, 2^22489342 is an apocalyptic number.

22489342 is a deficient number, since it is larger than the sum of its proper divisors (11244674).

22489342 is a wasteful number, since it uses less digits than its factorization.

22489342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11244673.

The product of its digits is 27648, while the sum is 34.

The square root of 22489342 is about 4742.2929053360. The cubic root of 22489342 is about 282.2662257930.

The spelling of 22489342 in words is "twenty-two million, four hundred eighty-nine thousand, three hundred forty-two".