22849538 has 4 divisors (see below), whose sum is σ = 34274310. Its totient is φ = 11424768.

The previous prime is 22849537. The next prime is 22849549. The reversal of 22849538 is 83594822.

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

It can be written as a sum of positive squares in only one way, i.e., 17952169 + 4897369 = 4237^2 + 2213^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22849495 and 22849504.

It is not an unprimeable number, because it can be changed into a prime (22849537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5712383 + ... + 5712386.

Almost surely, 2^22849538 is an apocalyptic number.

22849538 is a deficient number, since it is larger than the sum of its proper divisors (11424772).

22849538 is a wasteful number, since it uses less digits than its factorization.

22849538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11424771.

The product of its digits is 138240, while the sum is 41.

The square root of 22849538 is about 4780.1190361747. The cubic root of 22849538 is about 283.7652046682.

The spelling of 22849538 in words is "twenty-two million, eight hundred forty-nine thousand, five hundred thirty-eight".