22838534 has 8 divisors (see below), whose sum is σ = 34504680. Its totient is φ = 11336976.

The previous prime is 22838533. The next prime is 22838539. The reversal of 22838534 is 43583822.

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

It is a junction number, because it is equal to n+sod(n) for n = 22838494 and 22838503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22838533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40799 + ... + 41354.

It is an arithmetic number, because the mean of its divisors is an integer number (4313085).

Almost surely, 2^22838534 is an apocalyptic number.

22838534 is a deficient number, since it is larger than the sum of its proper divisors (11666146).

22838534 is a wasteful number, since it uses less digits than its factorization.

22838534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82294.

The product of its digits is 46080, while the sum is 35.

The square root of 22838534 is about 4778.9678802017. The cubic root of 22838534 is about 283.7196449768.

The spelling of 22838534 in words is "twenty-two million, eight hundred thirty-eight thousand, five hundred thirty-four".