22738222 has 8 divisors (see below), whose sum is σ = 36731016. Its totient is φ = 10494552.

The previous prime is 22738213. The next prime is 22738229. The reversal of 22738222 is 22283722.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22738229) 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, 437248 + ... + 437299.

It is an arithmetic number, because the mean of its divisors is an integer number (4591377).

Almost surely, 2^22738222 is an apocalyptic number.

22738222 is a deficient number, since it is larger than the sum of its proper divisors (13992794).

22738222 is a wasteful number, since it uses less digits than its factorization.

22738222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 874562.

The product of its digits is 5376, while the sum is 28.

The square root of 22738222 is about 4768.4611773611. The cubic root of 22738222 is about 283.3036484087.

The spelling of 22738222 in words is "twenty-two million, seven hundred thirty-eight thousand, two hundred twenty-two".